466 Results for

astronauts

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Space lettuce! Astronauts to grow greens on space station

Fresh salads may soon be on the menu for astronauts aboard the International Space Station as they try out a new zero-gravity greenhouse.

By Apr. 15, 2014

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NASA to pay tribute to its fallen astronauts

The space agency is remembering 17 astronauts who died in the Apollo 1, Space Shuttle Challenger, and Columbia disasters.

By Jan. 29, 2014

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Big asteroids hit Earth far more than we're told, say astronauts

To, well, celebrate Earth Day, April 22, three former astronauts will claim they have evidence that remote parts of the Earth have endured 3 to 10 times more large-scale asteroid strikes than has been revealed.

By Apr. 19, 2014

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Astronauts take Christmas Eve spacewalk, make critical repair

But now they're home for the holidays -- home at the International Space Station, that is, after a high-stakes repair job clearing the way for reactivation of a critical coolant system.

By Dec. 24, 2013

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NASA gears up to study twin astronauts

NASA issues a call for suggestions on ways to study twin astronauts while one is in space and the other is on Earth.

By Aug. 12, 2013

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Could Mars voyage cause Alzheimer's in astronauts?

Research into space radiation exposure suggests new risk to long-distance astronauts -- symptoms of dementia.

By Jan. 3, 2013

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Astronauts don't cry: Chris Hadfield shows tears in space

The commander of the International Space Station shows how crying in space only leads to a big water bubble on your eye.

By Apr. 9, 2013

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Very absentee ballots: How do astronauts vote?

The International Space Station zips around at 5 miles per second, 230 miles above Earth, but astronauts can still exercise their franchise.

By Nov. 6, 2012

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NASA astronauts aboard ISS to host live Google+ Hangout

Curious how life changes without gravity? Three astronauts living in the International Space Station will answer those questions and more in a February 22 Google+ Hangout.

By Feb. 7, 2013