What happens to a human’s muscles and bones in space? An astronaut ... Scott Kelly, a NASA astronaut who was onboard the ISS for 340 days, lost 7% of his body mass while in space, according ...

Dr. Maroouf is a clinical scientist and analog astronaut. From simulating life on Mars at the Mars Desert Research Station to exploring healthcare technologies for astronauts, Dr. Maroouf shares how ...

Much of what scientists are learning about how space affects the human body comes from NASA's research on astronauts staying on the ISS, like its Twins Study: a research program involving former ...

When it comes to helping NASA scientists better understand the effects of space travel on the human body, fruit flies are the ...

NASA astronauts Butch Wilmore and Suni Williams returned to Earth in March after being stuck on the International Space ...

NASA has quietly taken steps to prepare for a death in space. We need to ask how nations will deal with this inevitability ...

Butch Wilmore has discussed what one of his biggest fears was while he and fellow NASA astronaut Suni Williams were stuck at ...

April 9 (UPI) --NASA is offering $3 million to anyone who proposes technology to solve an unusual problem: recycling feces and other human waste in space. The space agency's LunaRecycle Challenge ...