21/05/2020

Court says dinosaur fossils worth millions aren't minerals

Dinosaur fossils aren't minerals under state law, a divided Montana Supreme Court said in a ruling Wednesday that has implications in an ongoing legal battle over the ownership of millions of dollars of fossils unearthed ...

NASA Snow campaign wraps 2020 survey

As spring and summer temperatures return to the Northern Hemisphere, winter's snow is melting, releasing precious fresh water into Earth's streams, rivers and oceans. This annual change provides liquid water for drinking, ...

Tropical forests can handle the heat, up to a point

Tropical forests face an uncertain future under climate change, but new research published in Science suggests they can continue to store large amounts of carbon in a warmer world, if countries limit greenhouse gas emissions.

Scientists boost microwave signal stability a hundredfold

Researchers at the National Institute of Standards and Technology (NIST) have used state-of-the-art atomic clocks, advanced light detectors, and a measurement tool called a frequency comb to boost the stability of microwave ...

NASA, SpaceX bringing astronaut launches back to home turf

For the first time in nearly a decade, U.S. astronauts are about to blast into orbit aboard an American rocket from American soil. And for the first time in the history of human spaceflight, a private company is running the ...

A replaceable, more efficient filter for N95 masks

Since the outbreak of COVID-19, there's been a worldwide shortage of face masks—particularly, the N95 ones worn by health care workers. Although these coverings provide the highest level of protection currently available, ...

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