She flew multiple long-duration missions aboard the ISS, serving as a flight engineer and later as commander, conducting ...

Astronauts of the future may be radically different from the rest of us in physiology and psychology. So, to what extent ...

The weird and wonderful world of sleeping in space — and what studies of astronauts tell us about the future of sleep ...

Astronauts orbiting the Earth are drilled to deal with the worst possible scenarios. That includes having to leave a doomed ...

PHILADELPHIA -- Space shuttle commander Christopher Ferguson and his crew took a small but crucial step for space travel recently, enlarging the International Space Station so it can house six ...

Being weightless affects everything from the way food tastes to getting a good night's sleep. Here's what it's like to spend months in space. Ask any astronaut who has spent extended periods in the ...