Do female astronauts wear bras in space?

Space is weird. Apparently you can't cry in zero gravity, but you can do a pretty impressive cover of David Bowie's "Space Oddity" while floating around an international space station. There is just a lot that we don't know! read more

A bra helps your breasts feel more comfortable by keeping them relatively still. Sometimes they can hurt if you are going up or down stairs, or even just walking. read more

The answer (according to one astronaut, at least) is "Yes": Astronauts spend more than two hours a day exercising. A lot of that time is running on a treadmill. Even though there is no noticeable pull from gravity, there is still inertia. read more