Science

April 27, 2021 12:02 PM

CDC says vaccinated Americans can now go outside without a mask

U.S. health officials say fully vaccinated Americans don't need to wear masks outdoors anymore unless they are in a big crowd of strangers. And unvaccinated people can drop face coverings in some cases, too.

by The Associated Press

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April 24, 2021 3:20 PM

The secret mission to unearth part of a 142-year-old experiment

Scientists in Michigan went out in the dead of night to dig up part of an unusual long-term experiment. It's a research study that started in 1879 and is handed from one generation to the next.

by Nell Greenfieldboyce

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April 24, 2021 12:13 PM

Out of the cave: French isolation study ends after 40 days

Ever wonder what it would feel like to unplug from a hyperconnected world and hide away in a dark cave for 40 days? Fifteen people in France did just that, emerging Saturday from a scientific experiment.

by The Associated Press

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April 24, 2021 10:16 AM

Space station has biggest crowd in a decade after SpaceX arrival

The International Space Station's population swelled to 11 on Saturday with the jubilant arrival of SpaceX's third crew capsule in less than a year.

by The Associated Press

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April 23, 2021 1:15 PM

CDC director recommends pregnant people receive COVID-19 vaccines

Centers for Disease Control and Prevention researchers found no obvious safety concerns in a study of 35,000 pregnant people who received the vaccines, though they say more research is needed.

by Rachel Treisman

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April 23, 2021 12:55 PM

Scientists say the rush to do COVID research led to a whole lot of waste

That's the perspective in new papers in Lancet Global Health that assess the nearly a quarter of a million studies on treatments for COVID-19.

by Joanne Silberner

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April 23, 2021 5:21 AM

SpaceX rocket launches with astronauts aboard

The company's third crewed spacecraft took off from Florida early Friday. Aboard were NASA astronauts Megan McArthur and Shane Kimbrough, Japanese astronaut Akihiko Hoshide and European astronaut Thomas Pesquet.

by Geoff Brumfiel

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April 22, 2021 11:15 AM

Out of thin air: NASA rover makes oxygen from Martian atmosphere

Fresh off the first-ever powered flight on another world, NASA's Mars 2020 mission has managed another key first that could pave the way for future astronauts.

by Joe Palca and Scott Neuman

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April 21, 2021 1:00 AM

Westminster Town Hall Forum: Walter Isaacson on 'The Code Breaker'

Walter Isaacson speaks at the Westminster Town Hall Forum about his book, “The Code Breaker: Jennifer Doudna, Gene Editing and the Future of the Human Race.”

by MPR News Staff

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April 19, 2021 6:09 AM

Success! NASA's Ingenuity makes first powered flight on Mars

The tiny helicopter took off and hovered briefly — the first such flight on another planet. The Perseverance rover kept tabs on the mission from a viewing point about 60 yards away.

by Joe Palca

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