"In 65 years of human spaceflight, we've never had to bring somebody back for a medical reason so far," he added. "That's a ...

you have a fluid shift where you know the folks in space ... On Earth, bones are strengthened through daily activities that ...

A recent photo of Williams aboard the ISS sparked rumors about her health, restoring the media's habit of prying into the ...

Williams has been aboard the ISS for more than five months. She dismissed the concern on fluid shifts that commonly happen in ...