Space agencies are now focusing on menstrual care for astronauts. Longer missions to the Moon and Mars require sustainable ...

Even blowing bubbles in water is cooler in space. NASA astronaut Jack Fischer showed off a cool experiment aboard the International Space Station where he blew a large water bubble that covered his ...

Space changes you. It strengthens some muscles, weakens others, shifts fluids within your body, and realigns your sense of balance. NASA's Human Research Program works to understand—and sometimes even ...

European scientists are turning an aircraft into a laboratory that simulates lunar gravity to prepare astronauts and ...

Until now, female astronauts on longer missions have been forced to put their reproductive health at risk.

Most astronauts who menstruate pause their cycle with hormones before hitting the stars, but in the future, we'll need more ...

If we could farm in space, astronauts would have fresh, familiar foods. Those plants could recycle air and water. Plus, it feels good to be around plants. Once more people – and maybe even cats – can ...

It's been 286 days since astronauts Sonny Williams and Butch Wilmore have felt the pull of Earth's gravity. Gravity is really, really tough, tough, learning to live with it, but also without it. Our ...