NASA gets new F-15 fighter jet to chase its X-59 'quiet' supersonic aircraft
What role will F-15 jets play in the future of supersonic flight?
from Latest from Space.com https://ift.tt/29YIs7N
from Latest from Space.com https://ift.tt/29YIs7N
Surprise rescue of Jamaica coral reefs shows nature can heal
Everton Simpson squints at the Caribbean from his motorboat, scanning the dazzling bands of color for hints of what lies beneath. Emerald green indicates sandy bottoms. Sapphire blue lies above seagrass meadows. And deep indigo marks coral reefs. That's where he's headed. from Phys.org - latest science and technology news stories https://ift.tt/2O6DDto
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