Whip up a moon-like crater
Want to learn more about the moon and how craters are formed? This neat NASA experiment will take your learning to new heights.
from Space https://ift.tt/gz0mQEi
from Space https://ift.tt/gz0mQEi
New method to detect and visualize sperm cells recovered from forensic evidence
One of the most valuable forms of forensic evidence in cases of male-perpetrated sexual assault is the presence of semen, either in the form of stains left behind on items or on swabs collected from victims after an offense. To confirm that semen is present, suspected stains are examined under a microscope to see if any sperm cells are visible. from Phys.org - latest science and technology news stories https://ift.tt/2XBwacB
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