No one knows exactly how the nocturnal hunters manage their whisper-soft flight, yet it is inspiring the design of quieter airplanes, fans and wind turbines.
By Dana Mackenzie, Knowable Magazine
Dorms are empty and classroom lights are off at the vast majority of America’s colleges and universities, but that hasn’t stopped many in academia from jumping in to help.
By Cat Wise
It's estimated that almost 1 million COVID-19 patients in the country will require a ventilator.
By Fedor Kossakovski
The Falcon rocket blasted off with 4,300 pounds of equipment and experiments for the International Space Station. Just minutes later, the spent first-stage booster made a dramatic midnight landing back at Cape Canaveral, its return accompanied by sonic booms.
By Marcia Dunn, Associated Press
By Rebecca Newman, Isabella Isaacs-Thomas
Astra’s launch is part of a tech innovation challenge from the Defense Advanced Research Projects Agency, an agency of the U.S. Department of Defense.
By Vika Aronson, Gretchen Frazee
Your great-grandfather’s World War I helmet that’s stuffed in the back of the closet could be just as effective at preventing brain injury from some blasts as a modern-day military helmet, a recently published study from Duke University researchers suggests.
By Matt O'Brien, Associated Press
The new principles call for people to "exercise appropriate levels of judgment and care" when deploying and using AI systems, such as those that scan aerial imagery to look for targets. But the principles fall short of stronger restrictions favored…
There's a dire need to repair aging infrastructure in the U.S., and an innovative building material could be a game changer. Embedded with steel fibers, ultra-high performance concrete is about five to 10 times stronger than standard concrete -- and…
By Isabella Isaacs-Thomas
Small modular reactors, or SMRs, are part of a new generation of advanced nuclear technology that could potentially play a role in increasing the United States' supply of carbon-neutral energy. But these reactors have yet to be approved by the…
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