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Showing posts from September, 2020

The odd special mutation can be very helpful—the trick is knowing how to find them

Geneticist Jolanda van Leeuwen remembers the day she made a striking observation that would take her down a new research path. A strain of yeast cells carrying a complete deletion of an essential gene in their genomes, which should be lethal, somehow thrived in the Petri dish as if perfectly healthy. Van Leeuwen later determined that the cells had developed another mutation that allowed them to bypass the harmful effects associated with the missing gene. from Phys.org - latest science and technology news stories https://ift.tt/34aMhxB

Researchers develop dual-wavelength ocean lidar for ocean detection

Ocean water column information profiles are essential for ocean research. Currently, water column profiles are typically obtained by ocean lidar instruments, including spaceborne, airborne and shipborne lidar. from Phys.org - latest science and technology news stories https://ift.tt/3l5PKEx

Scientists investigate black carbon effects on climate in the Arctic during winter and spring

As an important light-absorbing aerosol, black carbon (BC) can affect the energy balance of the earth-atmosphere system via direct and indirect radiative forcing. When BC deposits on snow and ice, it can trigger BC-snow/ice feedbacks, further affecting climate. from Phys.org - latest science and technology news stories https://ift.tt/33hPcp0

New model shows that industrial fishing could promote anti-social fish behavior

Life on Earth is all about strategies for survival, with every organism developing behaviors and bodies that maximize chances of staying alive and reproducing while minimizing the likelihood of being injured or eaten. from Phys.org - latest science and technology news stories https://ift.tt/3kZQMBF

Adaptive genetic markers identify the origins and dispersal of invasive species

The western area of the Iberian Peninsula could be determinant in the origin of the ancestral population of Drosophila subobscura, an invasive species widely spread across multiple latitudes. This is the conclusion of a study of adaptive genetic markers now published in the journal Proceedings of the Royal Society B, which was led by Marta Pascual from the Faculty of Biology and the Biodiversity Research Institute (IRBio) of the University of Barcelona. from Phys.org - latest science and technology news stories https://ift.tt/3l2T5Uu

Fast-rotating stars at the centre of the Milky Way could have migrated from the outskirts of the galaxy

In a research paper published by The Astrophysical Journal Letters, an international team of astrophysicists, including scientists from the University of Surrey, detail how they discovered a group of stars with different characteristics than their neighbors found in the Milky Way's Nuclear Star Cluster (NSC). from Phys.org - latest science and technology news stories https://ift.tt/3cJs2L1

Scientists reboot 50 years of plant advice to solve one of nature's biggest challenges

Scientists from the University of Portsmouth and Royal Botanic Gardens, Kew, have come up with a formula to help plant breeders and farmers around the world grow crops in a more sustainable way. from Phys.org - latest science and technology news stories https://ift.tt/3insSyA

Worsening rifts and fractures spotted at two of Antarctica's most important glaciers

Satellite imagery has revealed that two of the fastest-changing glaciers in Antarctica are fracturing and weakening faster than ever—the first step towards the glaciers disintegrating and causing sea levels to rise dramatically. from Phys.org - latest science and technology news stories https://ift.tt/3cGfNz2

From pandemic shock to recession as pandemic set in

Pandemic-related restrictions on economic activity resulted in a massive reduction in working hours in March and April 2020. Only the key professions and those jobs that could be done from home were largely spared. Once the strict lockdown rules were relaxed, the sectors that were particularly affected recovered relatively quickly, while other sectors recorded a significant drop in hours. This is shown in a new study by economists of the Cologne-Bonn Cluster of Excellence ECONtribute and the Institute of Labor Economics (IZA), which is based on detailed Dutch data. from Phys.org - latest science and technology news stories https://ift.tt/2EM8IjZ

Venus might be habitable today, if not for Jupiter

Venus might not be a sweltering, waterless hellscape today, if Jupiter hadn't altered its orbit around the sun, according to new UC Riverside research. from Phys.org - latest science and technology news stories https://ift.tt/34cJtQw

You don't want to miss Mars shining bright this fall

Mars is lighting up the night sky as the planet heads toward an unusually close approach to Earth on Oct. 6. from Space.com https://ift.tt/33d51gt

300 million delta dwellers vulnerable to cyclones, flooding

More than 300 million people in low-lying river deltas, mostly in poorer nations, are exposed to flooding from tropical storms made more deadly and destructive by global warming, researchers said Tuesday. from Phys.org - latest science and technology news stories https://ift.tt/2Gm8bpm

Dinosaur feather study debunked: Overwhelming evidence supports Jurassic fossil does belong to Archaeopteryx

A new study provides substantial evidence that the first fossil feather ever to be discovered does belong to the iconic Archaeopteryx, a bird-like dinosaur named in Germany on this day in 1861. This debunks a recent theory that the fossil feather originated from a different species. from Phys.org - latest science and technology news stories https://ift.tt/2HApCTw

Mosquitos lost an essential gene with no ill effects

University of Maryland entomologists discovered that a gene critical for survival in other insects is missing in mosquitos—the gene responsible for properly arranging the insects' segmented bodies. The researchers also found that a related gene evolved to take over the missing gene's job. Although laboratory studies have shown that similar genes can be engineered to substitute for one another, this is the first time that scientists identified a gene that naturally evolved to perform the same critical function as a related gene long after the two genes diverged down different evolutionary paths. from Phys.org - latest science and technology news stories https://ift.tt/3kSXVUm

Australia approves major new fossil fuel projects

Australia has approved two major new fossil fuel projects that proponents in the climate change-vulnerable nation say will create badly needed jobs despite growing concerns over emissions. from Phys.org - latest science and technology news stories https://ift.tt/34cll0o

Green shoots: Rooftop farming takes off in Singapore

On the rooftop of a Singapore shopping mall, a sprawling patch of eggplants, rosemary, bananas and papayas stand in colourful contrast to the grey skyscrapers of the city-state's business district. from Phys.org - latest science and technology news stories https://ift.tt/3cPHxBh

Watch | Explained: Apple’s ‘Epic’ fight with Fortnite

A video explaining Apple's battle with Fortnite-maker Epic Games after the iPhone-maker removed Fortnite from its App Store over policy violation from The Hindu - Science https://ift.tt/3447EAk

Baby boom at Taipei Zoo lightens pandemic blues

Taiwan's largest zoo has celebrated a flurry of births in recent months—including pandas and pangolins—in a welcome boost during a visitor slump due to the coronavirus. from Phys.org - latest science and technology news stories https://ift.tt/36wj6Ib

Predator-prey interaction study reveals more food does not always mean more consumption

Scientists at the NOAA Northeast Fisheries Science Center have developed an unusually rich picture of who is eating whom off the Northeastern United States. The findings, published recently in Fish and Fisheries, provide a close look at fish feeding habits for 17 fish species, predators, and their prey. from Phys.org - latest science and technology news stories https://ift.tt/3ijtftI

Two pesticides approved for use in US harmful to bees

A previously banned insecticide, which was approved for agricultural use last year in the United States, is harmful for bees and other beneficial insects that are crucial for agriculture, and a second pesticide in widespread use also harms these insects. That is according to a new analysis from researchers at The University of Texas at Austin. from Phys.org - latest science and technology news stories https://ift.tt/3ihs4ev

Chronically understudied, fences hold grave ecological threats

Fences are one of humanity's most frequent landscape alterations, with their combined length exceeding even that of roads by an order of magnitude. Despite their ubiquity, they have received far less research scrutiny than many human-built structures. Writing in BioScience , Alex McIntuff, who was at the University of California (UC), Berkeley, at the time of this research and is now with UC Santa Barbara, and a global team characterize the current state of fence research and generate a typology to guide future efforts. from Phys.org - latest science and technology news stories https://ift.tt/3cI2MF7

210 scientists highlight state of plants and fungi in Plants, People, Planet special issue

The Special Issue, 'Protecting and sustainably using the world's plants and fungi', brings together the research—from 210 scientists across 42 countries—behind the 2020 State of the World's Plants and Fungi report, also released today by the Royal Botanic Gardens, Kew. from Phys.org - latest science and technology news stories https://ift.tt/3jhydbI

Mutations that affect aging: More common than we thought?

The number of mutations that can contribute to aging may be significantly higher than previously believed, according to new research on fruit flies. The study by scientists at Linköping University, Sweden, supports a new theory about the type of mutation that can lie behind aging. The results have been published in BMC Biology. from Phys.org - latest science and technology news stories https://ift.tt/2SexjRi

Dying winds give crews hope in Northern California fires

Firefighters say they hoped dying winds would enable them to bear down on a wildfire that exploded in the Northern California wine country, prompting tens of thousands of evacuations while a second blaze killed at least three people. from Phys.org - latest science and technology news stories https://ift.tt/3i7gTow

EPA ridicules California's proposed ban of new gas cars

U.S. Environmental Protection Agency chief Andrew Wheeler on Monday ridiculed California Gov. Gavin Newsom's plan to ban the sale of new gas-powered cars by 2035, saying the proposal raises "significant questions of legality." from Phys.org - latest science and technology news stories https://ift.tt/3cCzoQE

China's air pollutant reduction success could make it tougher to control climate change

China's success in improving air quality by cutting polluting emissions may have a negative knock-on effect on climate change overall, a new study has found. from Phys.org - latest science and technology news stories https://ift.tt/2EFMEY2

Plant droplets serve as nutrient-rich food for insects

Small watery droplets on the edges of blueberry bush leaves are loaded with nutrients for many insects, including bees, wasps and flies, according to a Rutgers-led study, the first of its kind. from Phys.org - latest science and technology news stories https://ift.tt/33er5aJ

Understanding ghost particle interactions

Scientists often refer to the neutrino as the "ghost particle." Neutrinos were one of the most abundant particles at the origin of the universe and remain so today. Fusion reactions in the sun produce vast armies of them, which pour down on the Earth every day. Trillions pass through our bodies every second, then fly through the Earth as though it were not there. from Phys.org - latest science and technology news stories https://ift.tt/33epthb

New interactive tool will help farmers contain the spread of clubroot

First described in the 13th century in Russia, clubroot has been affecting worldwide brassica production, including canola, broccoli, and black mustard, since. Clubroot is so tenacious because the casual pathogen produces resting spores that can survive in infected soil for decades, surviving harsh environments like cold winters and hot summers. It is also easily transferable from field to field when farmers share equipment. from Phys.org - latest science and technology news stories https://ift.tt/2S4KLYa

Study traces the evolution of gill covers

The emergence of jaws in primitive fish allowed vertebrates to become top predators. What is less appreciated is another evolutionary innovation that may have been just as important for the success of early vertebrates: the formation of covers to protect and pump water over the gills. In a new study published in the Proceedings of the National Academy of Sciences (PNAS), USC Stem Cell scientists and their collaborators have identified a key modification to the genome that led to the evolution of gill covers more than 430 million years ago. from Phys.org - latest science and technology news stories https://ift.tt/2S4KKn4

More than 90% of driver's license suspensions are not related to traffic safety

A study conducted by researchers at Children's Hospital of Philadelphia (CHOP) and Brown University found that the vast majority of license suspensions are for non-driving-related events, such as failure to pay a fine or appear in court, and that these suspensions disproportionately affect those living in low-income communities and in communities with a greater percentage of Black and Hispanic residents. The study, which was published in the Journal of Transport & Health, is the first large-scale empirical study to document widespread disparities in the prevalence of suspensions using individual-level data and to demonstrate how that prevalence has been changing over time. from Phys.org - latest science and technology news stories https://ift.tt/2EGlG2v

Early introduction of gluten may prevent celiac disease in children, study finds

Introducing high doses of gluten from four months of age into infants' diets could prevent them from developing celiac disease, a study has found, though researchers say further studies are needed before being applied in practice. from Latest Science News -- ScienceDaily https://ift.tt/30d5HjV

COVID-19 may deplete testosterone, helping to explain male patients' poorer prognosis

A study of patients hospitalized due to COVID-19 suggests that the disease might deteriorate men's testosterone levels. The study found that as men's testosterone level at baseline decreases, the probability for them to be in the intensive care unit (ICU) significantly increases. from Latest Science News -- ScienceDaily https://ift.tt/2EMuVyo

COVID-19: Social distancing is more effective than travel bans, study finds

Travel bans will delay the peak of infection with days, while social distancing has a much stronger impact, amounting in up to 4 weeks delay, scientists report. from Latest Science News -- ScienceDaily https://ift.tt/2SadESN

COVID-19: Saliva tests could detect silent carriers

Testing self-collected saliva samples could offer an easy and effective mass testing approach for detecting asymptomatic COVID-19. from Latest Science News -- ScienceDaily https://ift.tt/30hFoJB

Ancient Adélie penguin colony revealed by snowmelt at Cape Irizar, Ross Sea, Antarctica

Researchers encountered a puzzle at Cape Irizar, a rocky cape located just south of the Drygalski Ice Tongue on the Scott Coast, Ross Sea. He found both ancient and what appeared to be fresh remains of Adelie penguins, mostly of chicks, which frequently die and accumulate at these colonies. However, the 'fresh' remains were puzzling, he says, because there are no records of an active penguin colony at this site. from Latest Science News -- ScienceDaily https://ift.tt/3jfNU3o

The Arctic is burning in a whole new way

'Zombie fires' and burning of fire-resistant vegetation are new features driving Arctic fires -- with strong consequences for the global climate -- warn international fire scientists. from Latest Science News -- ScienceDaily https://ift.tt/33bVnLi

Disastrous duo: Heatwaves and droughts

Simultaneous heatwaves and droughts are becoming increasingly common in western parts of the Unites States, according to a new study. Periods of dry and hot weather, which can make wildfires more likely, are becoming larger, more intense, and more frequent because of climate change. from Latest Science News -- ScienceDaily https://ift.tt/3kSMzzK

Climate change threatens breeding birds

Surviving on a warming planet can be a matter of timing -- but simply shifting lifecycle stages to match the tempo of climate change has hidden dangers for some animals, according to new research. The study has uncovered drastic consequences for birds that are breeding earlier in lockstep with earlier starts of spring: chicks hatching earlier face increased risk of poor weather conditions, food shortages and mortality. from Latest Science News -- ScienceDaily https://ift.tt/2S7HaIJ

How the brain balances emotion and reason

Navigating through life requires balancing emotion and reason, a feat accomplished by the brain region 'area 32' of the anterior cingulate cortex. The area maintains emotional equilibrium by relaying information between cognitive and emotional brain regions, according to new research. from Latest Science News -- ScienceDaily https://ift.tt/2HFPyNK

Study links rising stress, depression in U.S. to pandemic-related losses, media consumption

Experiencing multiple stressors triggered by the COVID-19 pandemic -- such as unemployment -- and COVID-19-related media consumption are directly linked to rising acute stress and depressive symptoms across the United States, according to a new study. from Latest Science News -- ScienceDaily https://ift.tt/2G7Y0F1

Landslides: long-term effects on tundra vegetation

Landslides have long-term effects on tundra vegetation, a new study shows. Conducting the study in North West Siberia, the researchers found that tundra vegetation regenerated rapidly after a major landslide event in 1989. from Latest Science News -- ScienceDaily https://ift.tt/3n1OYde

The testimony of trees: How volcanic eruptions shaped 2000 years of world history

Researchers have shown that over the past two thousand years, volcanoes have played a larger role in natural temperature variability than previously thought, and their climatic effects may have contributed to past societal and economic change. from Latest Science News -- ScienceDaily https://ift.tt/3kVtRrb

Heating in vaping device as cause for lung injury, study shows

Early results of an experimental vaping study have shown significant lung injury from e-cigarette devices with nickel-chromium alloy heating elements. from Latest Science News -- ScienceDaily https://ift.tt/33aYmDD

Pandemic sets off future wave of worsening mental health issues

Long after a COVID-19 vaccination is developed and years after the coronavirus death toll is tallied, the impact on mental health will linger, continuing to inflict damage if not addressed, according to new research. from Latest Science News -- ScienceDaily https://ift.tt/34mE2P9

Strong activation of anti-bacterial T cells linked to severe COVID-19

A type of anti-bacterial T cells, so-called MAIT cells, are strongly activated in people with moderate to severe COVID-19 disease, according to a new study. from Latest Science News -- ScienceDaily https://ift.tt/2S5KJ1Y

COVID economic recovery: What might a green stimulus look like?

Every Thursday at 8:30am EST, the Labor Department releases the number of Americans who have filed for unemployment in the last week. By mid-June, the total number of Americans impacted by the "corona-recession" had hit nearly 46 million—in other words, one in four American workers was unemployed. While there have been some bright spots in recent weeks, with the economy adding almost 1.8 million jobs in July, there are signs that a recent spike in coronavirus cases nationwide could reverse that trend. The federal government has passed over $3 trillion in stimulus measures, but with the economy still bleeding, everyone from Treasury Secretary Mnuchin to House Speaker Nancy Pelosi agrees that more stimulus is needed to dig us out of our COVID-19-induced economic ravine. from Phys.org - latest science and technology news stories https://ift.tt/2S5iosH

Quinoa is a beacon of hope for the Andean communities in a time of global crisis

It's been 7,000 years since indigenous rural communities of the Andes first grew quinoa. Among these deserted highlands, recognized by the United Nations as "globally important ingenious agricultural heritage systems" (GIAHS), farmers have always faced drought, frost and the difficulties of intense solar radiation. In the context of the ongoing climate and pandemic crises, traditional crops such as quinoa now have an even more fundamental role to play in preserving the local biodiversity heritage. from Phys.org - latest science and technology news stories https://ift.tt/3jaK23j

Australians recorded frog calls on their smartphones after the bushfires, and the results are remarkable

Frogs are one of the most threatened groups of animals on Earth. At least four of Australia's 240 known frog species are extinct and 36 are nationally threatened. After last summer's bushfires, we needed rapid information to determine which frogs required our help. from Phys.org - latest science and technology news stories https://ift.tt/3jbJcnd

MAXI J1348−630 is a black hole X-ray binary, observations suggest

Using the Neutron Star Interior Composition Explorer (NICER), an international team of astronomers has investigated a recently discovered X-ray transient designated MAXI J1348−630. Results of the new observations suggest that the source is a black hole X-ray binary. The study is detailed in a paper published September 16 on arXiv.org. from Phys.org - latest science and technology news stories https://ift.tt/3cGP7ye

Busy pictures hinder reading ability in children

A new study shows extraneous images draw attention from text, reducing comprehension in beginning readers. from Latest Science News -- ScienceDaily https://ift.tt/30epCz8

First study with CHEOPS data describes one of the most extreme planets in the universe

CHEOPS keeps its promise: Observations with the space telescope reveal details of the exoplanet WASP-189b - one of the most extreme planets known. from Latest Science News -- ScienceDaily https://ift.tt/2HCXxLw

First measurements of radiation levels on the moon

In the coming years and decades, various nations want to explore the moon, and plan to send astronauts there again for this purpose. But on our inhospitable satellite, space radiation poses a significant risk. Scientists report for the first time on time-resolved measurements of the radiation on the moon. The measurements show an equivalent dose rate of about 60 microsieverts per hour. In comparison, on a long-haul flight from Frankfurt to New York, it is about 5 to 10 times lower, and on the ground well over 200 times lower. from Latest Science News -- ScienceDaily https://ift.tt/3cA7QLK

A clearer view of what makes glass rigid

Scientists used computer simulations to better understand the mechanical transition in glassy materials. They found that a system-wide network provides the backbone that gives glass its strength. This work may lead to advances in the production of stronger glass for smartphones and other applications. from Latest Science News -- ScienceDaily https://ift.tt/3jbFcmG

Low level alcohol use during pregnancy can impact child's brain development

A new study finds any alcohol use during pregnancy, even low levels, is associated with subtle, yet significant behavioural and psychological effects in children including anxiety, depression and poor attention. from Latest Science News -- ScienceDaily https://ift.tt/36i1Tlp

First study with exoplanet satellite data describes one of the most extreme planets in the universe

CHEOPS keeps its promise: Observations with the space telescope have revealed details of the exoplanet WASP-189b—one of the most extreme planets known. CHEOPS is a joint mission by the European Space Agency (ESA) and Switzerland, under the aegis of the University of Bern in collaboration with the University of Geneva. from Phys.org - latest science and technology news stories https://ift.tt/36jDEU9

Building walls that will make summer heat waves more bearable

With the summer heat becoming increasingly unbearable and prolonged due to climate change, the cooling load in the summertime has also been on the rise. Insulation is currently the primary solution for blocking heat from entering a building, but applying an additional material that delays heat penetration can suppress the indoor temperature from rising and in turn lower the cooling load of the building. from Phys.org - latest science and technology news stories https://ift.tt/3mWGlRe

Researchers develop unique printing technology for 'invisible' images

Researchers from ITMO University's ChemBio Cluster have developed an inkjet printing technology that makes it possible to produce images that can only be seen in polarized light—such as when using a smartphone screen. The new technology will help manufacturers protect their products from forgery. An article concerning the technology was published in ACS Applied Material Interfaces. from Phys.org - latest science and technology news stories https://ift.tt/36csHDJ

Speaking with neurons: Novel nanostructured neural electrodes

Knowing the state of mammalian cells, in particular neural cells, depends on advances in nanotechnology‐based interfaces. Nanotechnology offers new technical possibilities to unravel the connectivity routes of the nervous system by adding nanoscale features for a more intimate interface with neurons. In this regard, non-invasive microelectrodes of improved design and low impedance are highly desired. So far flexible electrodes have been proposed, but only a few combine flexibility with both nanostructure and a low impedance. from Phys.org - latest science and technology news stories https://ift.tt/3iaEOmX

Lithium batteries charge faster thanks to nanochannels

New technology to be used in lithium batteries can make them charge faster. The material graphite that was often used, already had a successor that could not further be improved, was the assumption. Until now, as researchers of the MESA+ Institute of the University of Twente found out that by nano structuring the material, new 'paths' will be created for lithium ions. This makes the battery charge faster, the researchers show in a paper published in the Journal of Power Sources. from Phys.org - latest science and technology news stories https://ift.tt/36bdW40

Astronomers find the first galaxy whose ultraviolet luminosity is comparable to that of a quasar

Using observations made with the Gran Telescopio Canarias (GTC), at the Roque de los Muchachos Observatory (Garafía, La Palma, Canary Islands), and with the ATACAMA Large Millimeter/submillimetre Array (ALMA), in Chile, astronomers have found the first galaxy whose ultraviolet luminosity is comparable to that of a quasar. The discovery was recently published in the journal Monthly Notices of the Royal Astronomical Society Letters. from Phys.org - latest science and technology news stories https://ift.tt/3cEH8Sb

Anomalous viscosity of basaltic melt at mantle conditions constraining the timescales of the early magma oceans

Researchers at the University of Saskatchewan, Canada, along with their collaborators at Zhejiang University of Technology, China, and RIKEN Center for Computational Science, Japan, made significant advances in constraining the age of the early Earth's magma oceans. The results were recently published in Nature Communications. from Phys.org - latest science and technology news stories https://ift.tt/36f0jAO

Terraced graphene for ultrasensitive magnetic field sensor

National University of Singapore physicists have developed a sensitive two-dimensional (2-D) magnetic field sensor, which can potentially improve the detection of nanoscale magnetic domains for data storage applications. from Phys.org - latest science and technology news stories https://ift.tt/3kXVpMP

Watch SpaceX launch 60 new Starlink internet satellites into orbit today

SpaceX will launch 60 Starlink satellites into orbit today (Sept. 28) and you can watch it live here. from Space.com https://ift.tt/3cDKSDB

Gold miners discover 100 million-year-old meteorite crater Down Under

About 100 million years ago, a gigantic meteorite collided with Australia, creating a 3-mile-wide impact crater. from Space.com https://ift.tt/3n0UCw8

Did a migrating Jupiter turn Venus into hell?

According to a recent paper, Venus was doomed from the start, but may have been accelerated in its path to dry-town through the gravitational influence of the great bully of the solar system: Jupiter. from Space.com https://ift.tt/2G6X9Er

Busy pictures hinder reading ability in children

Reading is the gateway for learning, but one-third of elementary school students in the United States do not read at grade level. Researchers at Carnegie Mellon University are exploring how the design of reading materials affects literacy development. They find that an overly busy page with extraneous images can draw the reader's attention away from the text, resulting in lower understanding of content. from Phys.org - latest science and technology news stories https://ift.tt/2EHN7Jq

The testimony of trees: How volcanic eruptions shaped 2000 years of world history

Researchers have shown that over the past two thousand years, volcanoes have played a larger role in natural temperature variability than previously thought, and their climatic effects may have contributed to past societal and economic change. from Phys.org - latest science and technology news stories https://ift.tt/36bS7kM

Volunteers receiving government aid while unemployed face scrutiny, bias from public

With the worldwide spike in unemployment caused by the COVID-19 pandemic, many people may turn to volunteerism as a way to pass their newly found free time. But new research suggests that volunteers who also receive government aid are often judged negatively as "wasting time" that could be used to find paid employment. from Phys.org - latest science and technology news stories https://ift.tt/3mWciJx

Historical racial and ethnic health inequities account for disproportionate COVID-19 impact

A new article examines the ways in which COVID-19 disproportionately impacts historically disadvantaged communities of color in the United States, and how baseline inequalities in our health system are amplified by the pandemic. The authors also discuss potential solutions. from Latest Science News -- ScienceDaily https://ift.tt/3i9Ea9a

Remnants of an ancient asteroid shed new light on the early solar system

Researchers have shaken up a once accepted timeline for cataclysmic events in the early solar system. Geological and geochemical records indicate that the Earth-Moon system experienced a period of frequent and cataclysmic impacts from asteroids and other bodies. It was thought that this period had a relatively sudden onset, but the researchers have found evidence that this bombardment period may have started much earlier, and decreased in intensity over time. from Latest Science News -- ScienceDaily https://ift.tt/347O9Ha

Tree rings show scale of Arctic pollution is worse than previously thought

The largest-ever study of tree rings from Norilsk in the Russian Arctic has shown that the direct and indirect effects of industrial pollution in the region and beyond are far worse than previously thought. from Latest Science News -- ScienceDaily https://ift.tt/2G8P4Pn

The male Y chromosome does more than we thought

While the Y chromosome's role was believed to be limited to the functions of the sexual organs, a scientist has shown that it impacts the functions of other organs as well. from Latest Science News -- ScienceDaily https://ift.tt/33a60y9

Astronomers model, determine how disk galaxies evolve so smoothly

By developing better computer simulations, researchers have determined that the scattering of stars from their orbits by the gravity of massive clumps within galaxies leads to a common look in galaxy disks -- bright centers fading away to dark edges. from Latest Science News -- ScienceDaily https://ift.tt/34adBMu

Pair of massive baby stars swaddled in salty water vapor

Astronomers spotted a pair of massive baby stars growing in salty cosmic soup. Each star is shrouded by a gaseous disk which includes molecules of sodium chloride, commonly known as table salt, and heated water vapor. Analyzing the radio emissions from the salt and water, the team found that the disks are counter rotating. It is promising that salt is an excellent marker to explore the immediate surroundings of giant baby stars. from Latest Science News -- ScienceDaily https://ift.tt/344xbcL

New knowledge about what causes thunderstorms and cloud bursts

Thunderstorms often provoke violent cloud bursts that can result in devastating flooding. But what actually spawns thunderstorms and cloud bursts? This question has spurred a new study. from Latest Science News -- ScienceDaily https://ift.tt/3i7R7Rc

New rule may strip pollution protections from popular lakes

Nearly 50 years ago, a power company received permission from North Carolina to build a reservoir by damming a creek near the coastal city of Wilmington. It would provide a source of steam to generate electricity and a place to cool hot water from an adjacent coal-fired plant. from Phys.org - latest science and technology news stories https://ift.tt/3i7jEGk

Simpler models may be better for determining some climate risk

Typically, computer models of climate become more and more complex as researchers strive to capture more details of our Earth's system, but according to a team of researchers, to assess risks, less complex models, with their ability to better sample uncertainties, may be a better choice. from Latest Science News -- ScienceDaily https://ift.tt/3czXsna

NASA launching new space toilet and more to space station this week

A private cargo spacecraft will lift off from Virginia on Tuesday (Sept. 29), carrying nearly 8,000 lbs. (3,629 kilograms) of supplies to the International Space Station — including a new toilet. from Space.com https://ift.tt/36azBt3

'Grand claims' of life on Venus lack evidence, skeptics say

A roundup of the various pushback and criticisms to the claim that there could be life on Venus from Space.com https://ift.tt/3367Tvs

What if Earth had rings?

What might Earth be like crowned with rings? Space and science- fiction illustrator Ron Miller created extraordinary images of how the sky might look if Earth possessed such rings. from Space.com https://ift.tt/343ZiZv

'Two-headed beast': China's coal addiction erodes climate goals

China's surprise pledge to slash its carbon footprint to zero by 2060 was met with cautious applause, but fresh spending on coal to rev up a virus-hit economy threatens to nullify its audacious bid to lead the world into a low carbon future. from Phys.org - latest science and technology news stories https://ift.tt/3j8IPd4

Final whale saved from grim Australia mass stranding

A lone whale was rescued from among hundreds of carcasses Sunday, taking to 110 the number of creatures that survived a mass stranding in southern Australia. from Phys.org - latest science and technology news stories https://ift.tt/30b7HJH

Pets linked to maintaining better mental health and reducing loneliness during lockdown, new research shows

Sharing a home with a pet appeared to act as a buffer against psychological stress during lockdown, a new survey shows. from Latest Science News -- ScienceDaily https://ift.tt/3mVP2LG

Carriers of two genetic mutations at greater risk for illness and death from COVID-19

Researchers suggest that carriers of the genetic mutations PiZ and PiS are at high risk for severe illness and even death from COVID-19. These mutations lead to deficiency in the alpha1-antitrypsin protein, which protects lung tissues from damage in case of severe infections. Other studies have already associated deficiency in this protein with inflammatory damage to lung function in other diseases. from Latest Science News -- ScienceDaily https://ift.tt/2G2uhgK

Last-resort life support option helped majority of critically ill COVID-19 patients survive

The life-support option known as ECMO appears to be saving lives for many of the critically ill COVID-19 patients who receive it. Patients in a new international study faced a staggeringly high risk of death, as ventilators and other care failed to support their lungs. But after they were placed on ECMO, their actual death rate was less than 40 percent. from Latest Science News -- ScienceDaily https://ift.tt/306DjAb

Faced with shortages, researchers combine heat and humidity to disinfect N95 masks

Researchers found that gently heating N95 masks in high relative humidity could inactivate SARS-CoV-2 virus trapped within the masks, without degrading the masks' performance. from Latest Science News -- ScienceDaily https://ift.tt/3i76b1d

Deadly microbe water warning lifted for all but 1 Texas city

Texas officials on Saturday lifted a warning for all but one Houston-area community to stop using tap water because it might be tainted with a deadly brain-eating microbe. from Phys.org - latest science and technology news stories https://ift.tt/2FTFIY9

Animals and seasons

How do animals adapt when seasons change?Adapting to seasonal changes is crucial for survival, and many animals migrate, grow a winter coat or adjust from The Hindu - Science https://ift.tt/3kT0cie

Field study adds five amphibians to Madhya Pradesh’s fauna list

The group recorded advertisement calls of the western burrowing frog from The Hindu - Science https://ift.tt/2G5owid

‘Human challenge trials will help us design better treatments, vaccines than we can now’

In January, London will begin the world’s first human challenge trial, the Financial Times reported. The trial will be run by hVivo, a spinout from Qu from The Hindu - Science https://ift.tt/30cqNit

Studies document in-flight transmission of coronavirus

The most likely route is aerosol or droplet transmission from The Hindu - Science https://ift.tt/369yB8z

Using cloud computing for better flood inundation mapping

Researchers have developed a tool for a near real-time mapping of flood extent from The Hindu - Science https://ift.tt/3i32wBz

Celestron FirstScope 76: Full review

The fuss-free Celestron FirstScope 76 is an easy telescope to use, but expectations should be tailored when looking through the eyepiece from Space.com https://ift.tt/3dNzDId

Celestron Astro Fi 130 telescope: Full review

Celestron's Astro Fi 130 combines good optics with the latest in telescope technology — but is it the right telescope for you? from Space.com https://ift.tt/3bGuJLJ

U.S. hospital admissions for non-COVID-19 have only partially rebounded from initial decline

While declines in U.S. hospital admissions during the onset of COVID-19 has been well-documented, little is known about how admissions during the rebound varied by age, insurance coverage and socioeconomic groups. The decline in non-COVID-19 admissions was similar across all demographic subgroups but the partial rebound that followed shows that non-COVID-19 admissions for residents from Hispanic neighborhoods was significantly lower than for other groups. from Latest Science News -- ScienceDaily https://ift.tt/3kMluyf

During pandemic, racism puts additional stress on Asian Americans

People of Asian ancestry face yet another set of challenges posed by racism and xenophobia which has soared during the COVID-19 pandemic. from Latest Science News -- ScienceDaily https://ift.tt/36cFKF4

COVID-19 spurs anxious, upsetting dreams

The anxiety, stress and worry brought on by COVID-19 is not limited to daytime hours. The pandemic is affecting our dreams as well, infusing more anxiety and negative emotions into dreams and spurring dreams about the virus itself, particularly among women, according to new research. from Latest Science News -- ScienceDaily https://ift.tt/2GgmaN9

You can watch a US spy satellite launch on a giant Delta IV Heavy rocket overnight tonight. Here's how.

Liftoff is scheduled for 12:10 a.m. EDT (0410 GMT) on Sunday (Sept. 27). from Space.com https://ift.tt/3kOXWZt

International Observe the Moon Night 2020: Celebrate with NASA's Artemis program in webcast tonight.

As International Observe the Moon Night goes virtual this year, NASA is inviting the public to join a live celebration online. from Space.com https://ift.tt/3mSArAH

An aurora that lit up the sky over the Titanic might explain why it sank

A geomagnetic storm that sparked spectacular aurora displays could also have contributed to the sinking of the Titanic. from Space.com https://ift.tt/3cyXFXG

California braces for power shutoffs and warm, windy weekend

Firefighters and officials at California's largest utility company braced for hot, dry and windy weather in northern and central areas of the state this weekend that may fan the flames of several major wildfires or ignite new ones. from Phys.org - latest science and technology news stories https://ift.tt/3cwpWhu

Experimental study finds how coronavirus can spread while speaking

It is important to wear a mask and improve ventilation to check spread from The Hindu - Science https://ift.tt/3mW3fIk

A watershed study for wetland restoration

Where rivers meet oceans, each cycle of the tide moves water in and out of estuaries. The mixing and mingling of fresh and briny water, combined with seasonal weather, creates a unique environment for ecosystems in coastal estuaries and upstream tidal rivers. from Phys.org - latest science and technology news stories https://ift.tt/2RUZdBS

Wolves have been caring for the pack for at least 1.3 million years

Wolves today live and hunt in packs, which helps them take down large prey. But when did this group behavior evolve? An international research team has reported specimens of an ancestral wolf, Canis chihliensis, from the Ice Age of north China (~1.3 million years ago), with debilitating injuries to the jaws and leg. The wolf survived these injuries long enough to heal, supporting the likelihood of food-sharing and family care in this early canine. from Phys.org - latest science and technology news stories https://ift.tt/3kJII8b

Potential drug target for dangerous E. coli infections identified

Escherichia coli, known as E. coli, are bacteria which many people associate with causing mild food poisoning, but some types of E. coli can be fatal. from Phys.org - latest science and technology news stories https://ift.tt/2FYS7Ki

Active layer in different freeze-thaw stages modifies soil respiration dynamics

Soil respiration is a significant indicator for estimating the terrestrial carbon budget under climate change. It is the second-largest source of carbon emissions to the atmosphere from the terrestrial ecosystem on a global scale. from Phys.org - latest science and technology news stories https://ift.tt/367xndS

Physicists reveal connection between two nonperturbative parameters to help predict heavy meson production

Prof. Jia Yu from the Institute of High Energy Physics of the Chinese Academy of Sciences, and his collaborators, unveiled for the first time some deep connections between two fundamental nonperturbative parameters that characterize the intrinsic properties of heavy mesons—helpful for predicting heavy meson hard exclusive production processes with better accuracy. The study was published in Physical Review Letters, following up on a study published in Physical Review D in 2019. from Phys.org - latest science and technology news stories https://ift.tt/3ct8daX

Scientists construct high-strength microtube by coaxial printing with customized biohybird hydrogel ink

Coaxial extrusion printing has been developing toward generating microtubes for mimicking tubular tissues these years. However, generated microtubes with insufficient mechanical properties and their uncontrollable, inherent swelling attribute hinder their use as load-bearing tubular tissue. from Phys.org - latest science and technology news stories https://ift.tt/309ZHZg

How do aquatic plants respond to combined effects of cadmium and low carbon dioxide?

Cadmium (Cd), classified as a human carcinogen, is dispersed into aquatic ecosystems mainly through industrial processes or via the application of phosphate fertilizers. The high solubility of Cd in water facilitates its wide distribution in aquatic systems, and it can be readily taken up by aquatic plants and cause phytotoxicity. from Phys.org - latest science and technology news stories https://ift.tt/33ZFoz2

Biosynthesized silver nanoparticles are promising for pest management

In recent years, a green synthesis approach involving plants has gained great attention with the aim of generating environment-friendly nanoparticles encompassing a vast range of applications.  from Phys.org - latest science and technology news stories https://ift.tt/36dNjey

Marine heatwaves are human-made

Heatwaves in the world's oceans have become over 20 times more frequent due to human influence. This is what researchers from the Oeschger Center for Climate Research at the University of Bern are now able to prove. Marine heatwaves destroy ecosystems and damage fisheries. from Phys.org - latest science and technology news stories https://ift.tt/3i2W9yn

Researchers show conscious processes in birds' brains for the first time

By measuring brain signals, a neuroscience research group at the University of Tübingen has demonstrated for the first time that corvid songbirds possess subjective experiences. Simultaneously recording behavior and brain activity enabled the group headed by Professor Andreas Nieder to show that crows are capable of consciously perceiving sensory input. Until now this type of consciousness has only been witnessed in humans and other primates, which have completely different brain structures to birds. "The results of our study opens up a new way of looking at the evolution of awareness and its neurobiological constraints," says Nieder. The study has been published in the journal Science on September 24, 2020. from Phys.org - latest science and technology news stories https://ift.tt/3mU15cf

High-performance single-atom catalysts for high-temperature fuel cells

Unlike secondary batteries that need to be recharged, fuel cells are a type of eco-friendly power generation system that produce electricity directly from electrochemical reactions using hydrogen as fuel and oxygen as oxidant. There are various types of fuel cells, differing in operating temperatures and electrolyte materials. Solid oxide fuel cells (SOFCs), which use a ceramic electrolyte, are receiving increasing attention. Because they operate at high temperatures around 700 degrees Celsius, they offer the highest efficiency among fuel cell types, and can also be used to produce hydrogen by steam decomposition. For the commercialization of this technology, further improvement of cell performance is necessary, and novel high-temperature catalyst materials are highly anticipated. from Phys.org - latest science and technology news stories https://ift.tt/2S4sbPD

NASA gearing up for epic asteroid-sampling maneuver next month

The OSIRIS-REx probe is scheduled to pull off NASA's first-ever asteroid-sampling operation on Oct. 20, snagging precious dirt and gravel from a carbon-rich space rock called Bennu. from Space.com https://ift.tt/34dTnl1

Are some black holes wormholes in disguise? Gamma-ray blasts may shed clues.

Unusual flashes of gamma rays could reveal that what appear to be giant black holes are actually huge wormholes, a new study finds. from Space.com https://ift.tt/3mREBZG

Tiny cubesat launching next year to blaze trail for NASA moon-orbiting space station

A high-tech pioneer for NASA's moon-orbiting Gateway space station is being readied for liftoff early next year. from Space.com https://ift.tt/3iXOwKJ

Atom billiards with X-rays: A new approach to look inside molecules

In 1921, Albert Einstein received the Nobel Prize in physics for the discovery that light is quantized, interacting with matter as a stream of particles called photons. Since these early days of quantum mechanics, physicists have known that photons also possess momentum. The photon's ability to transfer momentum was used in a novel approach by scientists of the Max Born Institute, Uppsala University and the European X-ray Free-Electron Laser Facility to observe a fundamental process in the interaction of X-rays with atoms. The detailed experimental and theoretical results are reported in the journal Science. from Phys.org - latest science and technology news stories https://ift.tt/3kHAAos

Machine learning takes on synthetic biology: algorithms can bioengineer cells for you

If you've eaten vegan burgers that taste like meat or used synthetic collagen in your beauty routine—both products that are "grown" in the lab—then you've benefited from synthetic biology. It's a field rife with potential, as it allows scientists to design biological systems to specification, such as engineering a microbe to produce a cancer-fighting agent. Yet conventional methods of bioengineering are slow and laborious, with trial and error being the main approach. from Phys.org - latest science and technology news stories https://ift.tt/3j3lFof

Whale rescuers face grim task in Australia mass stranding

After days wading through chilly waters, surrounded by the pained cries of hundreds of stranded whales on Australia's south coast, rescuers faced the grim task Friday of disposing of the carcasses. from Phys.org - latest science and technology news stories https://ift.tt/3cypHTo

US probe to touch down on asteroid Bennu on October 20

After a four-year journey, NASA's robotic spacecraft OSIRIS-REx will descend to asteroid Bennu's boulder-strewn surface on October 20, touching down for a few seconds to collect rock and dust samples, the agency said Thursday. from Phys.org - latest science and technology news stories https://ift.tt/3i44r93

Tree rings show scale of Arctic pollution is worse than previously thought

The largest-ever study of tree rings from Norilsk in the Russian Arctic has shown that the direct and indirect effects of industrial pollution in the region and beyond are far worse than previously thought. from Phys.org - latest science and technology news stories https://ift.tt/3i2oWTJ

The male Y chromosome does more than we thought

New light is being shed on a little-known role of Y chromosome genes, specific to males, that could explain why men suffer differently than women from various diseases, including COVID-19. from Phys.org - latest science and technology news stories https://ift.tt/3kMDPLE

3-D camera earns its stripes

Stripes are in fashion this season at a Rice University lab, where researchers use them to make images that plain cameras could never capture. from Phys.org - latest science and technology news stories https://ift.tt/3kZa5LJ

Simpler models may be better for determining some climate risk

Typically, computer models of climate become more and more complex as researchers strive to capture more details of our Earth's system, but according to a team of Penn State researchers, to assess risks, less complex models, with their ability to better sample uncertainties, may be a better choice. from Phys.org - latest science and technology news stories https://ift.tt/2FQQNJz

Estée Lauder paying NASA for skincare photoshoot on space station

A cosmetics company is providing a new look for NASA with the launch of a first-of-its-kind, commercial use for the International Space Station. Estée Lauder is paying NASA to launch bottles of its nighttime skincare serum to be photographed in orbit. from Space.com https://ift.tt/33255Q9

Broad beans versus soybeans as feed for dual-purpose chickens

Current practices of the poultry industry have raised ethical and ecological concerns. Ethical concerns include the culling of day-old male chicks of egg-laying breeds; ecological concerns include the import of large quantities of soybeans for feed. Now, a research team at the University of Göttingen has investigated alternatives such as using a regional protein crop like broad beans (also known as faba or fava beans), and dual-purpose chicken breeds (i.e., suitable for both meat and egg-laying). They found that using broad beans as feed and dual-purpose breeds were both suitable alternatives that did not impact the quality of chicken meat. Their results were published in Foods. from Phys.org - latest science and technology news stories https://ift.tt/362P6mN

A new strategy of cell entry for some types of parvoviruses

Researchers at the Institut national de la recherche scientifique (INRS), in collaboration with American scientists, have discovered a new parvovirus strategy for reaching the cell nucleus, where they reproduce. The results were published in the journal Proceedings of the National Academy of Sciences. from Phys.org - latest science and technology news stories https://ift.tt/32ZfSuh

Poverty, joblessness drives wildlife poaching in S.Africa: study

Most people convicted for wildlife poaching and trafficking in South Africa commit the crimes due to poverty and joblessness, a study by an international wildlife conservation group has shown. from Phys.org - latest science and technology news stories https://ift.tt/3coXqys

Earth life may have traveled to Venus aboard sky-skimming asteroid

If there is indeed life on Venus, it may have come from Earth — aboard an asteroid that scooped up microbes high in our skies. from Space.com https://ift.tt/2RRoi0u

Rosetta's 'rubber ducky' comet has ultraviolet auroras

Planets aren't the only things in the solar system with auroras. Comets can have them too, data from the European Space Agency's Rosetta mission has revealed. from Space.com https://ift.tt/2G70ove

SpaceX pops Starship tank on purpose in explosive pressure test

The Starship SN7.1 tank was destroyed on purpose last night (Sept. 22) at SpaceX's South Texas facilities, during a pressure test designed to take the stainless-steel hardware to its bursting point. from Space.com https://ift.tt/3hWEGav

5G wireless may lead to inaccurate weather forecasts

Upcoming 5G wireless networks that will provide faster cell phone service may lead to inaccurate weather forecasts, according to a Rutgers study on a controversial issue that has created anxiety among meteorologists. from Phys.org - latest science and technology news stories https://ift.tt/3kHBPnN

Novel cell membrane model could be key to uncovering new protein properties

The cell membrane, the wall-like boundary between the cell interior and its outside environment, is primarily made up of two kinds of biomolecules: lipids and proteins. Different lipid species closely pack together to form a double layer, or "bilayer," the membrane's fundamental structure, while proteins are embedded within or attached to the bilayer. from Phys.org - latest science and technology news stories https://ift.tt/300l9Qs

Genome of Alexander Fleming's original penicillin-producing mould sequenced

Researchers have sequenced the genome of Alexander Fleming's penicillin mould for the first time and compared it to later versions. from Phys.org - latest science and technology news stories https://ift.tt/3i0arjd

Nuclear scientist Sekhar Basu dies of COVID-19

Veteran atomic scientist and former chairman of Atomic Energy Commission Dr. Sekhar Basu succumbed to COVID-19 early on Thursday at a private hospit from The Hindu - Science https://ift.tt/2S0Aax7

In Siberia forests, climate change stokes 'zombie fires'

Equipped with a shovel, Grigory Kuksin lifts and turns smouldering earth in the marshy clearing of a sprawling Siberian forest. from Phys.org - latest science and technology news stories https://ift.tt/3kHdlem

NASA chief warns Congress about Chinese space station

NASA chief Jim Bridenstine told lawmakers Wednesday it was crucial for the US to maintain a presence in Earth's orbit after the International Space Station is decommissioned so that China does not gain a strategic advantage. from Phys.org - latest science and technology news stories https://ift.tt/364mlGb

Life still precarious for pangolins despite Vietnam's illegal trade crackdown

Head keeper Tran Van Truong gently takes a curled-up pangolin into his arms, comforting the shy creature rescued months earlier from traffickers in Vietnam. from Phys.org - latest science and technology news stories https://ift.tt/32VdNj3

Australian rescuers forced to euthanise some beached whales as toll rises

Australian rescuers were forced Thursday to begin euthanising some surviving whales from a mass stranding that has already killed 380 members of the giant pod. from Phys.org - latest science and technology news stories https://ift.tt/3i03vTd

SLAC invention could make particle accelerators 10 times smaller

Particle accelerators generate high-energy beams of electrons, protons and ions for a wide range of applications, including particle colliders that shed light on nature's subatomic components, X-ray lasers that film atoms and molecules during chemical reactions and medical devices for treating cancer. from Phys.org - latest science and technology news stories https://ift.tt/363Gts0

Lab uncovers new mechanism of action against SARS-CoV-2 by antiviral drug remdesivir

Researchers at the University of Alberta have discovered a novel, second mechanism of action by the antiviral drug remdesivir against SARS-CoV-2, according to findings published today in the Journal of Biological Chemistry. from Phys.org - latest science and technology news stories https://ift.tt/364lhlF

New brain cell-like nanodevices work together to identify mutations in viruses

In the September issue of the journal Nature, scientists from Texas A&M University, Hewlett Packard Labs and Stanford University have described a new nanodevice that acts almost identically to a brain cell. Furthermore, they have shown that these synthetic brain cells can be joined together to form intricate networks that can then solve problems in a brain-like manner. from Phys.org - latest science and technology news stories https://ift.tt/33Y2aY3

Choanozoan and picozoan marine protists are probably virus eaters: study

Viruses occur in astronomic numbers everywhere on Earth, from the atmosphere to the deepest ocean. Surprisingly, considering the abundance and nutrient-richness of viruses, no organisms are known to use them as food. In Frontiers in Microbiology, researchers publish the first compelling evidence that two groups of ecologically important marine protists, choanozoans and picozoans, are virus eaters, catching their "prey" through phagocytosis (i.e. engulfing). from Phys.org - latest science and technology news stories https://ift.tt/3cp2F19

Sky islands and tropical alpine sunflowers at risk of disappearing

As temperatures rise around the world, many species may escape the heat by migrating to higher elevations. But what will happen to those species that are already as high as there is to go? from Phys.org - latest science and technology news stories https://ift.tt/33TIK6x

Provide shady spots to protect butterflies from climate change, say scientists

Researchers have discovered significant variations in the ability of different UK butterfly species to maintain a suitable body temperature. Species that rely most on finding a suitably shady location to keep cool are at the greatest risk of population decline. The results predict how climate change might impact butterfly communities, and will inform conservation strategies to protect them. from Phys.org - latest science and technology news stories https://ift.tt/3hUcKnH

Climate pledges 'like tackling COVID-19 without social distancing'

Current global pledges to tackle climate change are the equivalent of declaring a pandemic without a plan for social distancing, researchers say. from Phys.org - latest science and technology news stories https://ift.tt/33UoxNR

Study finds over 12% of pregnant women in Maharashtra infected with coronavirus

Nearly one in 10 pregnant women did not show any symptoms at the time of presenting in hospital from The Hindu - Science https://ift.tt/3mP6zFa

Johnson & Johnson kicks off study of single-shot COVID-19 vaccine

The company expects results of the Phase III trial by year end or early next year. from The Hindu - Science https://ift.tt/3mKQzEd

Controlling ultra-strong light-matter coupling at room temperature

Physicists at Chalmers University of Technology in Sweden, together with colleagues in Russia and Poland, have managed to achieve ultra-strong coupling between light and matter at room temperature. The discovery is of importance for fundamental research and might pave the way for advances in light sources, nanomachinery and quantum technology. from Phys.org - latest science and technology news stories https://ift.tt/301YV0o

New approach to exotic quantum matter

In a three-dimensional world, all particles must be either fermions or bosons, but in fewer dimensions, the existence of particles known as anyons, which have intermediate quantum statistics, is possible. Such fascinating objects are strongly believed to exist as emerging quasiparticles in fractional quantum Hall systems, but despite great efforts, experimental evidence of anyons has remained very limited. Since quantum statistics is defined through the behavior of the phase of the wave function, when two identical particles are exchanged, early attempts at anyon detection have been based on interferometric measurements using Fabry-Perot interferometry or beamsplitter experiments. from Phys.org - latest science and technology news stories https://ift.tt/3hWMOYw

China's Chang'e 3 lunar lander still going strong after 7 years on the moon

China has lunar spacecraft operating on both the near and far sides of the moon, according to an update from the China National Space Administration. from Space.com https://ift.tt/32UXhzN

What could a space telescope just for solar system science do?

To date, planetary scientists have built spacecraft and astrophysicists have built space telescopes. But the time has come to change that, some solar system researchers say. from Space.com https://ift.tt/2RThkYN

'Leviathan Falls': The 9th and final book of epic 'The Expanse' sci-fi series revealed

The new book will be coming out in 2021. from Space.com https://ift.tt/3kKNySH

Researchers uncover tools used by predatory bacteria to escape unharmed from prey cell

Predatory bacteria, capable of invading and consuming harmful bugs such as E .coli and Salmonella, use a unique tool to help them escape the cell they have invaded without harming themselves, according to a new study. from Phys.org - latest science and technology news stories https://ift.tt/2FVQqgH

Watch | A coffin made of mushrooms

A video on the "living coffin" invented by Bob Hendrikx from The Hindu - Science https://ift.tt/32SAPqI

In Ecuador, pair of Andean condors revives hope for species' survival

On a rocky outcrop in an Ecuadoran nature reserve, a pair of prolific Andean condors are giving conservationists a glimmer of hope that the species, under threat from poisoning and hunting, could yet survive and thrive. from Phys.org - latest science and technology news stories https://ift.tt/3mOz1Y2

Hair to the rescue as oil pollution blights coastlines

In the town of Brignoles in southeast France, 40 tonnes of human hair are stacked in a warehouse—discarded locks sent in from salons far and wide under an innovative recycling scheme. from Phys.org - latest science and technology news stories https://ift.tt/33PgnX6

ISS moves to avoid space debris

Astronauts on the International Space Station carried out an "avoidance maneuver" Tuesday to ensure they would not be hit by a piece of debris, said US space agency NASA, urging better management of objects in Earth's orbit. from Phys.org - latest science and technology news stories https://ift.tt/3hULu8N

At least 380 whales dead in Australia mass stranding

At least 380 whales have died in a mass stranding in southern Australia, officials said Wednesday, with rescuers managing to free just a few dozen survivors. from Phys.org - latest science and technology news stories https://ift.tt/3cmtLFW

Muslims, atheists more likely to face religious discrimination in US

Muslims and atheists in the United States are more likely than those of Christian faiths to experience religious discrimination, according to new research led by the University of Washington. from Phys.org - latest science and technology news stories https://ift.tt/33U4lf4

Boys' club barriers create issues for Australian boards

Pale, male and stale—it's certainly stereotypical, but it's a saying that still holds water when it comes to Australian boards, according to new research from the University of South Australia. from Phys.org - latest science and technology news stories https://ift.tt/32Sf0Yw

Inside the secret lives of synchronous fireflies

During typical summers in the southeastern U.S., streams of visitors travel to Great Smoky Mountains National Park to witness one of nature's most spectacular displays of light: thousands of male fireflies, all flashing together in near-perfect harmony. from Phys.org - latest science and technology news stories https://ift.tt/2G1IWZj

COVID-19 opens a partisan gap on voting by mail

Before the pandemic, there wasn't any difference in the rates at which Democratic and Republican voters actually cast their ballots by mail or in-person. That may change now. from Phys.org - latest science and technology news stories https://ift.tt/3cnLHzY

Researchers find news coverage in Chicago disproportionately devalues Black and Hispanic lives

The recent deaths of George Floyd, Breonna Taylor and Ahmaud Arbery added new momentum to the Black Lives Matter social movement in the United States. But Stanford researchers have found that local news media have not treated Black and Hispanic lives as equal in value to white lives in stories. from Phys.org - latest science and technology news stories https://ift.tt/2Eqo3q5

Chromium steel was first made in ancient Persia

Chromium steel—similar to what we know today as tool steel—was first made in Persia, nearly a millennium earlier than experts previously thought, according to a new study led by UCL researchers. from Phys.org - latest science and technology news stories https://ift.tt/3mIYeTu

Jaws of death: Paleontologist renames giant, prehistoric marine lizard

Some 92 to 66 million years ago, as the age of dinosaurs waned, giant marine lizards called mosasaurs roamed an ocean that covered North America from Utah to Missouri and Texas to the Yukon. The air-breathing predators were streamlined swimmers that devoured almost everything in their path, including fish, turtles, clams and even smaller mosasaurs. from Phys.org - latest science and technology news stories https://ift.tt/3iWyi4C

Bharat Biotech inks pact with WU’s School of Medicine for COVID-19 intranasal vaccine

According to a press release issued by the Hyderabad-based vaccine maker, Bharat Biotech owns the rights to distribute the vaccine in all markets except the US, Japan and Europe. from The Hindu - Science https://ift.tt/3iUwc5j

Smart cells: Chemists develop tool with potential to treat illness at the cellular level

New research by an international team of chemists describes a new type of artificial cell that can communicate with other cells within the body -- with potential applications in the field of smart pharmaceuticals. from Latest Science News -- ScienceDaily https://ift.tt/33SjZI0

'Cheater mitochondria' may profit from cellular stress coping mechanisms

Cheating mitochondria may take advantage of cellular mechanisms for coping with food scarcity in a simple worm to persist, even though this can reduce the worm's wellbeing. from Latest Science News -- ScienceDaily https://ift.tt/2RS84o2

Scientists identify new species of crystal-encrusted truffle, thanks to bonobos

Mushroom-munching bonobos in the Democratic Republic of the Congo have introduced scientists to a new species of truffle. from Latest Science News -- ScienceDaily https://ift.tt/35VysWd

How night vision is maintained during retinal degenerative disease

New insight on how people with retinal degenerative disease can maintain their night vision for a relatively long period of time has just been published. from Latest Science News -- ScienceDaily https://ift.tt/2RS7ruG

From Katrina to COVID-19: Black communities in New Orleans were disproportionately impacted

Hurricane Katrina took a devastating toll on New Orleans, LA, when it made landfall in August 2005. from Phys.org - latest science and technology news stories https://ift.tt/3iUn2FE

If we realised the true cost of homelessness, we'd fix it overnight

Australia's six-month moratorium on evictions is due to end soon. Some states have extended the moratorium, but when it ends that's likely to force even more Australians into housing insecurity and outright homelessness. The moral and health arguments for housing people are clear, but many people are unaware of the financial cost we all bear for not fixing homelessness. from Phys.org - latest science and technology news stories https://ift.tt/32RbcGJ

Study unveils both pretty and ugly faces win at social selling

The COVID-19 pandemic has boosted e-commerce around the globe, including the consumer to consumer (C2C) markets on platforms such as social media. Interestingly, scholars from Lingnan University (LU) in Hong Kong have found that not only do attractive faces get better results, unattractive faces also achieve better results than plain-looking faces in online selling, particularly in expertise-relevant products and for female consumers evaluating male sellers. These novel findings, published in the prestigious international academic publication Journal of Marketing, give social sellers and e-marketers insight about how to leverage seller appearances in online selling. from Phys.org - latest science and technology news stories https://ift.tt/3iO49nX

Monitoring river health using a robotic water sampler

Researchers from MBARI and the US Geological Survey (USGS) recently published a paper showing several ways that MBARI's Environmental Sample Processors (ESPs) can be used to monitor the health of rivers. The ESPs, which are essentially robotic laboratories, were used to collect and preserve samples of water from the Yellowstone and Snake Rivers. By analyzing "environmental DNA" in the river water, the researchers were able to detect introduced and invasive animals as well as microbes that can cause disease in humans and fish. from Phys.org - latest science and technology news stories https://ift.tt/3ck4Se6

80% of Hong Kong workers want to work from home at least 1 day per week after epidemic

In response to the COVID-19 outbreak, many organizations have adopted work from home (WFH) practice for months. A recent survey conducted by Lingnan University (LU) in Hong Kong reveals that over 80 percent of respondents prefer WFH for at least one day per week even after the pandemic. More than 70 percent of respondents said WFH allowed them to have more time to rest while 64 percent said the practice helped reduce work stress. from Phys.org - latest science and technology news stories https://ift.tt/32Sn5fS

Study finds international students' learning activities seriously disturbed by COVID-19

In a recent survey conducted by the School of Graduate Studies of Lingnan University (LU) in Hong Kong on international/non-local higher education students' physical and psychological wellbeing during the COVID-19 pandemic, nearly 90 percent of respondents said the outbreak had caused "moderate to extreme" disruption to learning activities. Over 70 percent expressed concern about the outbreak, while 45 percent said they were feeling lonely. The research team advises higher education institutions to find creative and effective ways of supporting international students during this challenging time. from Phys.org - latest science and technology news stories https://ift.tt/2FVGfse

Color-coded biosensor illuminates in real time how viruses attack hosts

Infectious viruses come in many shapes and sizes and use slightly different attack mechanisms to make humans and animals sick. But all viruses share something in common: They can only do damage by replicating inside the cells of another organism—their host. from Phys.org - latest science and technology news stories https://ift.tt/3mKRhBe

Insight-HXMT discovers closest high-speed jet to black hole

Insight-HXMT, China's first space X-ray astronomical satellite, has discovered a low-frequency quasi-periodic oscillation (QPO) above 200 kiloelectron volts (keV) in a black hole binary, making it the highest energy low-frequency QPO ever found. The scientists also found that the QPO originated from the precession of a relativistic jet (high-speed outward-moving plasma stream) near the event horizon of the black hole. These discoveries have important implications for resolving the long-running debate about the physical origin of low-frequency QPOs. from Phys.org - latest science and technology news stories https://ift.tt/2EqX6Ti

Invasive plants adapt to environments through trade-offs between secondary chemical responses

In response to shifting environments, plants may change their traits through evolutionary or ecological strategies, which enables plants to adapt to varying abiotic and biotic environments at a biogeographic scale and a range of latitudes by producing distinct types and amounts of secondary chemicals. However, it remains unclear whether and how invasive plant chemical responses to herbivory are associated with their chemical responses to abiotic environments. from Phys.org - latest science and technology news stories https://ift.tt/3iOeHn0

NASA technology enables precision landing without a pilot

Some of the most interesting places to study in our solar system are found in the most inhospitable environments—but landing on any planetary body is already a risky proposition. With NASA planning robotic and crewed missions to new locations on the Moon and Mars, avoiding landing on the steep slope of a crater or in a boulder field is critical to helping ensure a safe touch down for surface exploration of other worlds. In order to improve landing safety, NASA is developing and testing a suite of precise landing and hazard-avoidance technologies. from Phys.org - latest science and technology news stories https://ift.tt/32SkylS

Hyperbolic metamaterials exhibit physics with two spatial and two temporal dimensions

Metamaterials—nanoengineered structures designed for precise control and manipulation of electromagnetic waves—have enabled such innovations as invisibility cloaks and super-resolution microscopes. Using transformation optics, these novel devices operate by manipulating light propagation in "optical spacetime," which may be different from the actual physical spacetime. from Phys.org - latest science and technology news stories https://ift.tt/3kFdzmk

Australian rescuers save 25 of 270 stranded whales so far

Around one third of an estimated 270 pilot whales that became stranded on Australia's island state of Tasmania have died, with rescuers managing to return 25 to the sea in an ongoing operation, officials said Tuesday. from Phys.org - latest science and technology news stories https://ift.tt/3mGtdzy

NASA still targeting moon's south pole for 2024 crew landing

NASA is definitely targeting the moon's south pole for a crewed landing in 2024 — but that timeline will be difficult to achieve if Congress doesn't open its purse strings, and fast. from Space.com https://ift.tt/2RLAqQL

Autumn's celestial sea: Catch these 'water' constellations in the night sky this fall

Autumn officially arrives in the Northern Hemisphere on Tuesday, Sept. 22 at 9:31 a.m. EDT (1331 GMT). And consequently, our evening sky is now one in transition. from Space.com https://ift.tt/3mGuGWA

'Pi planet' alien world takes 3.14 days to orbit its star

Scientists have found an alien world that orbits its host star every 3.14 Earth days, a close approximation of the famous mathematical constant pi. from Space.com https://ift.tt/3hT7elh

Watch | All about Russia’s Sputnik V vaccine

A video explainer on Russia’s COVID-19 vaccine candidate Sputnik V from The Hindu - Science https://ift.tt/3mHk5e3

New freshwater database tells water quality story for 12K lakes globally

Although less than one per cent of all water in the world is freshwater, it is what we drink and use for agriculture. In other words, it's vital to human survival. York University researchers have just created a publicly available water quality database for close to 12,000 freshwater lakes globally—almost half of the world's freshwater supply—that will help scientists monitor and manage the health of these lakes. from Phys.org - latest science and technology news stories https://ift.tt/2EmdXGI

NASA plans for return to Moon to cost $28 billion

NASA on Monday revealed its latest plan to return astronauts to the Moon in 2024, and estimated the cost of meeting that deadline at $28 billion, $16 billion of which would be spent on the lunar landing module. from Phys.org - latest science and technology news stories https://ift.tt/2RL3sQv

Rescuers race to save 180 stranded whales in Australia

Rescuers faced a race against time to save nearly 200 whales stuck in a remote Australian harbour on Tuesday, hoping to prevent the toll of 90 dead from rising further after managing to free "a small number" of the stranded mammals. from Phys.org - latest science and technology news stories https://ift.tt/300gT3z

Evolution of radio-resistance is more complicated than previously thought

The toughest organisms on Earth, called extremophiles, can survive extreme conditions like extreme dryness (desiccation), extreme cold, space vacuum, acid, or even high-level radiation. So far, the toughest of all seems to be the bacterium Deinococcus radiodurans—able to survive doses of radiation a thousand times greater than those fatal to humans. But to this date, scientists remained puzzled by how radio-resistance could have evolved in several organisms on our planet, naturally protected from solar radiation by its magnetic field. While some scientists suggest that radio-resistance in extremophile organisms could have evolved along with other kinds of resistance, such as resistance to desiccation, a question remained: which genes are specifically involved in radio-resistance? from Phys.org - latest science and technology news stories https://ift.tt/32QMgPN

Biomarker indicating neurodegeneration identified in the eye

A new study indicates a well-known biomarker that serves as a marker for earlier diagnosis of neurodegenerative diseases is now detectable in the eye. Neurofilament light chain, a protein previously detected in cerebrospinal fluid and blood that is being explored as a biomarker to detect neurodegeneration, has now been identified in the vitreous humor, or fluid within the eye. from Latest Science News -- ScienceDaily https://ift.tt/3kD4cDI

New composite material revs up pursuit of advanced electric vehicles

Scientists have used new techniques to create a composite that increases the electrical current capacity of copper wires, providing a new material that can be scaled for use in ultra-efficient, power-dense electric vehicle traction motors. from Latest Science News -- ScienceDaily https://ift.tt/3cl31Wo

The overlap between fear and anxiety brain circuits

Fear and anxiety reflect overlapping brain circuits, according to research recently published in JNeurosci. The findings highlight a need to reevaluate the existing models guiding anxiety research. from Latest Science News -- ScienceDaily https://ift.tt/2RL7nfV

Why there is no speed limit in the superfluid universe

Physicists have established why objects moving through superfluid helium-3 lack a speed limit; exotic particles that stick to all surfaces in the superfluid. The discovery may guide applications in quantum technology, even quantum computing, where multiple research groups already aim to make use of these unusual particles. from Latest Science News -- ScienceDaily https://ift.tt/3mFdGQB

Promising computer simulations for stellarator plasmas

The turbulence model called Gyrokinetic Electromagnetic Numerical Experiment (GENE), developed at Max Planck Institute for Plasma Physics (IPP) at Garching, Germany, has proven to be very useful for the theoretical description of turbulence in the plasma of tokamak-type fusion devices. Extended for the more complex geometry of stellarator-type devices, computer simulations with GENE now indicate a new method to reduce plasma turbulence in stellarator plasmas. This could significantly increase the efficiency of a future fusion power plant. from Phys.org - latest science and technology news stories https://ift.tt/3mJdhNc

Researchers develop simple method to 3-D print milk products

Researchers from the Singapore University of Technology and Design (SUTD) have developed a method to perform direct ink writing (DIW) 3-D printing of milk-based products at room temperature while maintaining its temperature-sensitive nutrients. from Phys.org - latest science and technology news stories https://ift.tt/33JTQuM

Scientists predict economically important traits of crops

Researchers from Peter the Great St. Petersburg Polytechnic University (SPbPU) have developed a new mathematical model to predict economic performance of crops. It can assist breeders to produce the plants with the highest possible quality. The research results were presented at the fifth Plant Genetics, Genomics, Bioinformatics, and Biotechnology (PlantGen2019) conference, and published in BMC Genetics. from Phys.org - latest science and technology news stories https://ift.tt/3iSjvI1

Self-induced ultrafast demagnetization limits amount of light diffracted from magnetic samples at soft x-ray energies

Free electron X-ray lasers deliver intense, ultrashort pulses of X-rays, which can be used to image nanometer-scale objects in a single shot. When the X-ray wavelength is tuned to an electronic resonance, magnetization patterns can be made visible. When using increasingly intense pulses, however, the magnetization image fades away. The mechanism responsible for this loss in resonant magnetic scattering intensity has now been clarified. from Phys.org - latest science and technology news stories https://ift.tt/35TFEC5

Researchers discover a novel family of toxins used in bacterial competition

Researchers at the University of São Paulo (USP) in Brazil have characterized a novel family of anti-bacterial toxins present in bacteria, including Salmonella enterica. This species uses toxic proteins to kill other bacteria in gut microbiota and facilitate colonization of the infected host's gut. from Phys.org - latest science and technology news stories https://ift.tt/2HnPoKV

Defying a 150-year-old rule for phase behavior

Frozen water can take on up to three forms at the same time when it melts: liquid, ice and gas. This principle, which states that many substances can occur in up to three phases simultaneously, was explained 150 years ago by the Gibbs phase rule. Today, researchers from Eindhoven University of Technology and University Paris-Saclay are defying this classical theory, with proof of a five-phase equilibrium, something that many scholars considered impossible. This new knowledge yields useful insights for industries that work with complex mixtures, such as in the production of mayonnaise, paint or LCDs. The researchers have published their results in the journal Physical Review Letters. from Phys.org - latest science and technology news stories https://ift.tt/3kBTOvK

Meet Calypso, a daredevil mission concept to explore the surface of Venus

Of all the rocky, inner worlds of the solar system, Venus is the most challenging to explore. from Space.com https://ift.tt/32O71eO

A cat named Grudge is beaming into 'Star Trek: Discovery' season 3

Among the many new characters that "Star Trek: Discovery" will introduce in Season 3 is one of the non-human sort: a fluffy feline named Grudge. from Space.com https://ift.tt/2ZYUvaO

Anisotropic plasmons in quasi-metallic 2-D materials

National University of Singapore physicists have discovered new mid-infrared anisotropic collective charge excitations in quasi-metallic phase two-dimensional (2-D) transition-metal dichalcogenides (TMDs). from Phys.org - latest science and technology news stories https://ift.tt/3chZpEu

Aberrant electronic and structural alterations in pressure-tuned perovskite

The perovskite NaOsO3 has a complicated but interesting temperature-dependent metal-insulator transition (MIT). A team led by Drs. Raimundas Sereika and Yang Ding from the Center for High Pressure Science and Technology Advanced Research (HPSTAR) showed that the insulating ground state in NaOsO3 can be preserved up to at least 35 GPa with a sluggish MIT reduction from 410 K to a near room temperature and possible transformation to a polar phase. The work has been published in npj Quantum Materials. from Phys.org - latest science and technology news stories https://ift.tt/32McBym

Hundreds of whales stranded in southern Australia

At least twenty-five whales have died and scientists are trying to rescue 250 more that are stranded in a remote bay on the Australian island of Tasmania, officials said Monday. from Phys.org - latest science and technology news stories https://ift.tt/3kBJN1H

The right formula for scaling production of promising material to decontaminate water

An international team of researchers have found a way to refine and reliably produce an unpredictable and hard-to-control material that could impact environmental conservation, energy and consumer electronics. from Phys.org - latest science and technology news stories https://ift.tt/2RLH0Xy

Jellyfish with your chips?

Jellyfish could replace fish and chips on a new sustainable takeaway menu to help keep threatened species off the plate. from Phys.org - latest science and technology news stories https://ift.tt/2FDxvqV

Why there is no speed limit in the superfluid universe

Physicists from Lancaster University have established why objects moving through superfluid helium-3 lack a speed limit in a continuation of earlier Lancaster research. from Phys.org - latest science and technology news stories https://ift.tt/2EkHC3d

Why there is no speed limit in the superfluid universe

Physicists from Lancaster University have established why objects moving through superfluid helium-3 lack a speed limit in a continuation of earlier Lancaster research. from Phys.org - latest science and technology news stories https://ift.tt/2EkHC3d

Richest 1%'s emissions twice that of poorest 50%: analysis

The richest one percent of people are responsible for more than twice as much carbon pollution as the poorest half of the world's population—3.1 billion people—new research showed Monday. from Phys.org - latest science and technology news stories https://ift.tt/3ckhQIE

Egypt discovers 14 ancient sarcophagi at Saqqara

Egypt's antiquities ministry announced Sunday the discovery of 14 sarcophagi in the Saqqara necropolis south of Cairo that had lain buried for 2,500 years. from Phys.org - latest science and technology news stories https://ift.tt/3hMcQhb

Whale swims free of crocodile-filled Australian river

A humpback whale has found its way back to sea weeks after it got lost in a murky, crocodile-infested river in northern Australia. from Phys.org - latest science and technology news stories https://ift.tt/2RHbY2O

Male baboons with female friends live longer

Close bonds with the opposite sex can have non-romantic benefits. And not just for people, but for our primate cousins, too. from Phys.org - latest science and technology news stories https://ift.tt/2FPKQw6

Your cells look young for their age, compared to a chimp's

Many humans live to see their 70s and 80s, some even reach 100 years old. But life is much shorter for our closest animal relatives. Chimpanzees, for example, rarely make it past age 50, despite sharing almost 99% of our genetic code. from Phys.org - latest science and technology news stories https://ift.tt/2FRUy0W

Detecting fake Scotch Whisky, without opening the bottle

Scotch whisky can be very expensive. While testing for suspected fraud or adulteration of such pricey drinks, contactless sensing without opening the bottles would be preferable. from The Hindu - Science https://ift.tt/35QLFiU

CDC acknowledges aerosols as ‘main way’ of coronavirus spread

Droplets and airborne particles can travel distances beyond six feet, it says from The Hindu - Science https://ift.tt/2ZVHX3R

Two endangered Javan rhino calves spotted in Indonesian park

Two extremely rare Javan rhinoceros calves have been spotted in an Indonesian national park, boosting hopes for the future of one of the world's most endangered mammals. from Phys.org - latest science and technology news stories https://ift.tt/2EmgPn6

Efforts afoot to save South's disappearing grasslands

In the early 2000s, a harvest of pine trees on Tennessee's Cumberland Plateau led to a remarkable discovery. Once sunlight hit the ground, the seeds and rootstock of native grasses and wildflowers that had lain dormant for decades began to spring to life. from Phys.org - latest science and technology news stories https://ift.tt/3hOualF

Coronavirus | ICMR completes second sero-survey

The first survey was conducted in May across 400 districts to gauge the spread of infection from The Hindu - Science https://ift.tt/33Ot6cw

'The Smallest Lights in the Universe' explores the possibilities of life on Earth and far beyond it

MIT astronomer Sara Seager has a quest: to find a second Earth. That scientific quest has developed and persisted against the backdrop of a personal life full of adventure, love and heartbreak. from Space.com https://ift.tt/2ZUhAev

Book excerpt: 'The Smallest Lights in the Universe'

Science, even science about the heavens, is done by people, astronomer Sara Seager reminds us throughout her new memoir, "The Smallest Lights in the Universe." from Space.com https://ift.tt/3cd682I

Melting ice sheets will add over 15 inches to global sea level rise by 2100

A new, international study shows the significant impact that melting ice sheets will have on global sea levels. from Space.com https://ift.tt/33JaydL

What does space sound like? Explore the sounds of Netflix's 'Away'

Sound designers brought space to life in 'Away.' from Space.com https://ift.tt/3mBY14l

Pulling the plug on the coronavirus copy machine

Key proteins used by coronavirus for its reproduction being modeled on NSF-funded Frontera supercomputer by Andres Cisneros research group of the University of North Texas. Research goals include finding ways to improve on COVID-19 therapeutic remdesivir. NSF-funded Frontera allocation awarded to Cisneros through the COVID-19 High Performance Computing Consortium. from Phys.org - latest science and technology news stories https://ift.tt/3cd8TkB

Two killed in hurricane-like storm in Greece

Two people were found dead and another person was missing on Saturday after central Greece was lashed by a rare hurricane-like storm known as a "medicane". from Phys.org - latest science and technology news stories https://ift.tt/2ZPPuB2

The Hindu Explains | What does the detected presence of phosphine on Venus mean?

Why is phosphine gas considered a biomarker of life? \Have astronomers found definite signs of life? from The Hindu - Science https://ift.tt/3iR0y8E

Ten minutes of massage or rest will help your body fight stress

Study shows that short, easy-to-apply relaxation techniques can activate the body's regenerative system for fighting stress -- offering new perspective on how we can treat stress-related disease from Latest Science News -- ScienceDaily https://ift.tt/3cbc648

Question corner | Is the Moon rusting?

 On September 6, Union Minister Jitendra Singh said that images sent by Chandrayaan-1 suggest that the moon may be rusting along the poles. He was ref from The Hindu - Science https://ift.tt/2FPiWA7

Tracking cases through sewage analysis

Viral RNA monitoring of wastewater is useful for SARS-CoV-2 surveillance from The Hindu - Science https://ift.tt/3ccDKxA

Protection against SARS-CoV-2 may be short-lived

Since reinfection can occur, the only safe and effective way to achieve herd immunity may be through vaccination from The Hindu - Science https://ift.tt/2ZU5It3

Another look at groundbreaking inventions in ICT

From Internet to Deep Learning, the book looks at life-altering inventions from The Hindu - Science https://ift.tt/2FLPv1T

Lack of sleep can affect body, brain

Temperatures of cortical and hypothalamus regions rose in sleep-deprived rats from The Hindu - Science https://ift.tt/3hEZjrO

Ancient human footprints in Saudi Arabia give glimpse of Arabian ecology 120000 years ago

Using high resolution paleoecological information obtained from fossilized footprints, a new study presents ~120 thousand-year-old human and animal footprints from an ancient lake bed in northern Arabia. These findings represent the earliest evidence for humans in this part of the world and show that human and animal movements and landscape use were closely linked. from Latest Science News -- ScienceDaily https://ift.tt/32KAsPd

Shift in West African wildmeat trade suggests erosion of cultural taboos

New research has demonstrated a clear fluctuation in the trade of wildmeat in and around the High Niger National Park in Guinea, West Africa. from Latest Science News -- ScienceDaily https://ift.tt/3cfKFX2

Uncovering the clock that sets the speed of embryo development

Why do pregnancies last longer in some species than others? Researchers have found the clock that sets the speed of embryonic development and discovered the mechanism is based on how proteins are made and dismantled. The study could also help us understand how different mammals evolved from one another and help refine methods for regenerative medicine. from Latest Science News -- ScienceDaily https://ift.tt/35RgqnO

After a tantalizing discovery at Venus, what could an astrobiology mission look like?

Suddenly, a mission to investigate whether Venus might be hospitable to life after all doesn't seem quite so outlandish. from Space.com https://ift.tt/2FNWCHg

Rocket Lab gears up for 1st launch from US soil

Rocket Lab just wrapped up a "wet dress rehearsal" at its U.S. launch site, a major milestone in the leadup to the first-ever liftoff from the new pad. from Space.com https://ift.tt/32KzrXm

Infrared eyes on Enceladus: Hints of fresh ice in northern hemisphere

Scientists used data gathered by NASA's Cassini spacecraft during 13 years of exploring the Saturn system to make detailed images of the icy moon—and to reveal geologic activity. from Phys.org - latest science and technology news stories https://ift.tt/3iKQuxZ

California wildfire smoke blankets parts of Canada

Smoke from California and Oregon wildfires has cloaked Canada's third-largest city of Vancouver—known for its majestic mountain views and fresh ocean breezes—in the dirtiest air in the world this week. from Phys.org - latest science and technology news stories https://ift.tt/3mzU9B4

Storms Alpha and Beta named for Greek alphabet, second time ever

Meteorologists were forced to break out the Greek alphabet Friday to name Atlantic storms for only the second time ever after the 2020 hurricane season blew through their usual list, ending on Tropical Storm Wilfred. from Phys.org - latest science and technology news stories https://ift.tt/3kosf9g

Pointed tips on aluminum 'octopods' increase catalytic reactivity

Points matter when designing nanoparticles that drive important chemical reactions using the power of light. from Phys.org - latest science and technology news stories https://ift.tt/3cbQdlf

Scientists use Indian Ocean earthquake data to tell how fast it is warming

By one estimate, the scientists said the ocean could be warming by nearly 70% greater than had been believed. from The Hindu - Science https://ift.tt/3mtLcZU

Defying a 150-year-old rule for phase behavior

Today, researchers are defying a classical theory from American physicist Josiah Willard Gibbs, with proof of a five-phase equilibrium, something that many scholars considered impossible. from Latest Science News -- ScienceDaily https://ift.tt/3mtUh57

Shape matters for light-activated nanocatalysts

Points matter when designing nanoparticles that drive important chemical reactions using the power of light, according to recent research. from Latest Science News -- ScienceDaily https://ift.tt/3kuC1qj

Undersea earthquakes shake up climate science

Sound generated by seismic events on the seabed can be used to determine the temperature of Earth's warming oceans. from Latest Science News -- ScienceDaily https://ift.tt/33E72l2

Scientists 'scent train' honeybees to boost sunflowers' seed production

If you want a dog to hunt something down, it helps to let them sniff an item to pick up the scent. Now, researchers have found that scent training honeybees might work in a similar way -- and that this approach could make bees more efficient in pollinating crops. The findings show that honeybees given food scented with sunflower odors led to a significant increase in sunflower crop production. from Latest Science News -- ScienceDaily https://ift.tt/35Ns1ob

Supercooled water is a stable liquid, scientists show for the first time

First-ever measurements provide evidence that extremely cold supercooled water exists in two distinct structures that co-exist and vary in proportion dependent on temperature. from Latest Science News -- ScienceDaily https://ift.tt/2RA4EGi

Image: Mesh reflector for shaped radio beams

This prototype 2.6-m diameter metal-mesh antenna reflector represents a big step forward for the European space sector: versions can be manufactured to reproduce any surface pattern that antenna designers wish, something that was previously possible only with traditional solid antennas. from Phys.org - latest science and technology news stories https://ift.tt/3kGr5Gr

The observation of Bloch ferromagnetism in composite fermions

Composite fermions are exotic quasi-particles found in interacting 2-D fermion systems at relatively large perpendicular magnetic fields. These quasi-particles, which are composed of an electron and two magnetic flux quanta, have often been used to describe a physical phenomenon known as the fractional quantum Hall effect. from Phys.org - latest science and technology news stories https://ift.tt/2RBAjqD

The circular economy could save our broken water system

Society is consuming water at an ever-increasing rate while water pollution and global warming continue to limit the availability of water, a cluster of problems that could slash future economic development by at least a third. from Phys.org - latest science and technology news stories https://ift.tt/3ccZFVf

Pastel-colored Jupiter dazzles in gorgeous Hubble telescope photo

A photo by the Hubble Space Telescope shows the solar system's largest planet in surprising pastel hues. from Space.com https://ift.tt/35IltqO

Space Perspective partners with Exclusive Resorts for balloon rides to the stratosphere

The members-only vacation club Exclusive Resorts will become the first privately chartered travel group to fly aboard Space Perspective's balloon-borne capsule. from Space.com https://ift.tt/32IKZu5

'Space Hero:' Planned reality TV show wants to launch winner to International Space Station

A production company is planning to film a reality TV show that features a 10-day stay aboard the International Space Station as its grand prize. from Space.com https://ift.tt/3hMJz5T

Poop knives, arachnophobic entomologists win 2020 Ig Nobels

Maybe this year's Ig Nobels, the spoof prizes for dubious but humorous scientific achievement, should have been renamed the Ick Nobels. from Phys.org - latest science and technology news stories https://ift.tt/2FKdmiD

Study suggests substantial proportion of pet cats and dogs are infected with SARS-CoV-2 by their owners

A small study by Canadian veterinary science experts being presented at this ESCMID Conference on Coronavirus Disease (ECCVID, held online from 23-25 September) suggests that a substantial proportion of pet cats and dogs can be infected by SARS-CoV-2 by their owners. Furthermore, in several cases pets found to be infected had COVID-19-like respiratory symptoms at the time their owner had COVID-19. from Phys.org - latest science and technology news stories https://ift.tt/3caSRI3

Scientists discover what happens in our brains when we make educated guesses

Researchers have identified how cells in our brains work together to join up memories of separate experiences, allowing us to make educated guesses in everyday life. By studying both human and mouse brain activity, they report that this process happens in a region of the brain called the hippocampus. from Latest Science News -- ScienceDaily https://ift.tt/2EaCWwA

Curve at tip of shoes eases movement but may lead to weaker muscles, problems

The scientists found that the more curved a toe spring is, the less power the foot inside the shoe has to exert when pushing off from the ground while walking. That means foot muscles are doing less work, and this, the researchers hypothesize, may have consequences such as less endurance and make people more susceptible to medical conditions like plantar fasciitis. from Latest Science News -- ScienceDaily https://ift.tt/3hEyLac

Understanding the movement patterns of free-swimming marine snails

New research looks at the swimming and sinking kinematics of nine species of warm water pteropods (sea snails) to shed light on their ecology, predator-prey interactions, and vertical distributions. By using a high-speed stereophotogrammetry system, investigators were able to focus on how the shell shape, body geometry, and body size affect their swimming behavior from a fluid mechanics perspective, while image analysis and metabarcoding related swimming behaviors to night time and daytime vertical distributions. from Latest Science News -- ScienceDaily https://ift.tt/2FDCQhO

New calculation refines comparison of matter with antimatter

An international collaboration of theoretical physicists has published a new calculation relevant to the search for an explanation of the predominance of matter over antimatter in our universe. The new calculation gives a more accurate prediction for the likelihood with which kaons decay into a pair of electrically charged pions vs. a pair of neutral pions. from Latest Science News -- ScienceDaily https://ift.tt/2RByVEv

A scientific first: How psychedelics bind to key brain cell receptor

For the first time, scientists solved the high-resolution structure of these compounds when they are actively bound to the 5-HT2A serotonin receptor on the surface of brain cells. This discovery is already leading to the exploration of more precise compounds that could eliminate hallucinations but still have strong therapeutic effects. Psilocybin - the psychedelic compound in mushrooms - has already been granted breakthrough status by the FDA to treat depression. from Latest Science News -- ScienceDaily https://ift.tt/3iKkMkg

Hubble captures crisp new portrait of Jupiter's storms

Hubble's sharp view is giving researchers an updated weather report on the monster planet's turbulent atmosphere, including a remarkable new storm brewing, and a cousin of the famous Great Red Spot region gearing up to change color -- again. from Latest Science News -- ScienceDaily https://ift.tt/32DhlXc

Time-restricted feeding improves health without altering the body's core clock

For the first time, scientists have studied the early effects of time-restricted feeding on the daily periodic oscillations of metabolites and genes in muscle, and metabolites in blood. The findings find that time-restricted feeding does not influence the muscle's core clock, and opens the door to more research on how these observed changes improve health. from Latest Science News -- ScienceDaily https://ift.tt/3mz616r

Secret of plant dietary fiber structure revealed

Researchers have uncovered the mechanics of how plant cell walls balance the strength and rigidity provided by cellulose with its ability to stretch and compress. This discovery helps explain how plant structures can range from floppy grasses to hard wood trees and is important for understanding dietary fiber properties in nutrition. The findings also have applications in medicine, agriculture and a range of other industries. from Latest Science News -- ScienceDaily https://ift.tt/33Bfe5y

0.5°C of additional warming has a huge effect on global aridity

In a simulation study, researchers showed that limiting global warming to 1.5°C rather than 2°C will mitigate aridification in some regions of the world including the Mediterranean, western Europe, and southern Africa. However, Australia and some parts of Asia were simulated to become wetter rather than drier at both 1.5°C and 2°C of warming. These findings reveal the importance of targeted regional simulations of aridity levels to support policymaking decisions on global warming targets. from Latest Science News -- ScienceDaily https://ift.tt/2ZMSU7D

Research shows potential of gene editing in barley

An international team of plant scientists have shown the potential to rapidly improve the quality of barley grain through a genetic tool known as CRISPR or gene editing. from Latest Science News -- ScienceDaily https://ift.tt/3iHBOzE

'Floating' graphene on a bed of calcium atoms

Adding calcium to graphene creates an extremely-promising superconductor, but where does the calcium go? In a new study, a Monash-led team has for the first time confirmed what actually happens to those calcium atoms. Surprising everyone, the calcium goes underneath both the upper graphene sheet and a lower 'buffer' sheet, 'floating' the graphene on a bed of calcium atoms. from Latest Science News -- ScienceDaily https://ift.tt/2ZNgXn6

New estimates for the rise in sea levels due to ice sheet mass loss under climate change

An international consortium of researchers under the aegis of CMIP6 has calculated new estimates for the melting of Earth's ice sheets due to greenhouse gas emissions and its impact on sea levels, showing that the ice sheets could together contribute more than 40 cm by the end of 2100. from Latest Science News -- ScienceDaily https://ift.tt/2ZPbz2L

Potential target identified for migraine therapy

Researchers have identified the protein GLT-1 as the neurotransmitter glutamate transporter in the brain that is related to cortical spreading depression, a pathological condition that underlies migraines. The researchers found that mice lacking GLT-1, but not other glutamate receptors, were more susceptible to cortical spreading depression than were controls. GLT-1 might therefore be a potential target for migraine therapy. from Latest Science News -- ScienceDaily https://ift.tt/2EbRR9P

Data collected during Hurricane Laura presents major benefits in engineering, atmospheric science fields

Hurricane Laura was the most documented hurricane to ever make landfall in the U.S. from Phys.org - latest science and technology news stories https://ift.tt/3mv0AFp

Scientists obtain broad-band single-mode lasers in colloidal quantum dots

In the past two decades, great efforts have been made to achieve lasers based on colloidal quantum dots (CQDs), especially CQD-based single-mode lasers, which is important in on-chip optical processing and data storage due to low noise and good monochromaticity. from Phys.org - latest science and technology news stories https://ift.tt/3mpakBb

Functional ion nanochannel-based approach to detect tyrosine phosphorylation

Tyrosine phosphorylation (pTyr) can initiate cellular signaling and govern cellular functions. Its dysregulation is implicated in many diseases, especially cancers. Specific detection of pTyr-is important for developing targeted anti-cancer drugs. from Phys.org - latest science and technology news stories https://ift.tt/35Kb0er

Researchers identify structure and function of first deacylase enzyme CddA in cyanobacteria

In a study published online in Plant Physiology, the research group led by Prof. Ge Feng from Institute of Hydrobiology (IHB) of the Chinese Academy of Sciences identified the first deacylase enzyme CddA that has both deacetylase and depropionylase activities in cyanobacteria. from Phys.org - latest science and technology news stories https://ift.tt/3krAMrX

Floating graphene on a sheet of calcium atoms

Adding calcium to a composite graphene-substrate structure creates a high transition-temperature (Tc) superconductor. from Phys.org - latest science and technology news stories https://ift.tt/2ZNF4BY

Researchers develop the world's smallest ultrasound detector

Researchers at Helmholtz Zentrum München and the Technical University of Munich (TUM) have developed the world's smallest ultrasound detector. It is based on miniaturized photonic circuits on top of a silicon chip. With a size 100 times smaller than an average human hair, the new detector can visualize features that are much smaller than previously possible, leading to what is known as super-resolution imaging. from Phys.org - latest science and technology news stories https://ift.tt/3mrtmqu

Is Earth-moon space the US military's new high ground?

U.S. military officials have increasingly flagged a new role in guarding American assets and interests in Earth-moon space. from Space.com https://ift.tt/3mtlTXW

SpaceX to launch 60 Starlink internet satellites today. Here's how to watch live.

SpaceX will launch another big batch of Starlink satellites into orbit for the company's burgeoning megaconstellation today (Sept. 17), and you can watch the action live online. from Space.com https://ift.tt/3iEhKOJ

Netflix's 'Away' star Hilary Swank visits NASA's Johnson Space Center

NASA shared a fun video of Hilary Swank's visit to mission control in preparation for her role as an astronaut in Netflix's new space series "Away." from Space.com https://ift.tt/2FOxAYA

September new moon 2020: Spot the 'elusive' planet Mercury with the young moon

The new moon occurs Thursday, Sept. 17, at 7 a.m. EDT (1200 GMT), a day before Mercury reaches its highest point in the evening sky for the rest of the year. from Space.com https://ift.tt/2yOV2fS

California braces for high winds that could propel deadly wildfires

California faces more devastation from wildfires that have ravaged the West Coast, authorities warned Wednesday, with strong winds and dry heat expected to whip up flames from dozens of blazes raging across the state. from Phys.org - latest science and technology news stories https://ift.tt/3c7DsrK

Environmental groups, big ag unite for Amazon in Brazil

An unprecedented coalition of 230 environmental groups and Brazilian agrobusiness companies have sent an open letter to President Jair Bolsonaro urging him to fight deforestation in the Amazon rainforest. from Phys.org - latest science and technology news stories https://ift.tt/2H2u0ug

Sally drenches US southeast after hitting Gulf Coast as hurricane

Tropical Storm Sally has downed trees, flooded streets and homes and knocked out power, reportedly killing one person, as it pounded the US southeast with torrential rain. from Phys.org - latest science and technology news stories https://ift.tt/35ILczf

Dutch inventor's mushroom coffins turn bodies into compost

In the Netherlands you can keep helping the planet after you die—by opting for a living coffin made of mushrooms which speeds up the decomposition of your body. from Phys.org - latest science and technology news stories https://ift.tt/2FLKvKu

Salvador vet's painstaking surgery helps mutilated bird fly again

Veterinary surgeon Jose Coto's clinic at the El Salvadoran environment ministry has its hands full as it cares for a wide array of injured, neglected or abused wild animals in the Central American country. from Phys.org - latest science and technology news stories https://ift.tt/3c6V6fb

Wildfire smoke brings haze, vivid sunsets to East Coast

The smoke from dozens of wildfires in the western United States is stretching clear across the country—and even pushing into Mexico, Canada and Europe. While the dangerous plumes are forcing people inside along the West Coast, residents thousands of miles away in the East are seeing unusually hazy skies and remarkable sunsets. from Phys.org - latest science and technology news stories https://ift.tt/35MW3rY

Shift in West African wildmeat trade suggests erosion of cultural taboos

New research by the University of Kent's Durrell Institute of Conservation and Ecology (DICE) has demonstrated a clear fluctuation in the trade of wildmeat in and around the High Niger National Park in Guinea, West Africa. from Phys.org - latest science and technology news stories https://ift.tt/2FFzb2S