Scientists are learning what short and long-duration space missions do to human bodies. Some changes are common like a puffier face, bone loss, and less sleep. Here are nine ways the harsh conditions ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Astronaut Rick Mastracchio on an EVA as part of Space Shuttle Endeavour's mission to the ...

While scientists are still working to understand the effects an extended trip to space can have on the human body, research in recent years has suggested that astronauts may experience some pretty ...

Stem cells age faster and become functionally exhausted in low Earth orbit, making crewed long-duration space travel even more challenging. Human stem cells get worn out and age much faster in space, ...