News tagged with astronauts

Image: Alexander Gerst conducts spacewalk

ESA astronaut Alexander Gerst spent six hours and 13 minutes outside the International Space Station with NASA astronaut Reid Wiseman on Tuesday, 7 October 2014. This was the first spacewalk for both astronauts ...

Oct 08, 2014
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Underwater James Bond

NEEMO โ€“ NASA Extreme Environment Mission Operations โ€“ trains astronauts for life in space. Living and working in an underwater base is similar to being on a space station. This year, NASA has two NEEMO ...

Sep 09, 2014
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Light of life

A fluorescent microscopic view of cells from a type of bone cancer, being studied for a future trip to deep space โ€“ aiming to sharpen our understanding of the hazardous radiation prevailing out there.

Aug 27, 2014
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The heart of an astronaut, five years on

The heart of an astronaut is a much-studied thing. Scientists have analyzed its blood flow, rhythms, atrophy and, through journal studies, even matters of the heart. But for the first time, researchers are ...

Jul 22, 2014
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