Forget all the scientific advances, the most popular question asked of astronauts is much more primal: How do you use the restroom? Suction is needed to counteract the lack of gravity, and it's not ...

From Apollo missions to the International Space Station, one challenge has remained surprisingly difficult—going to the bathroom in space. This episode explores the wild, hilarious, and ingenious ...

It's a difficult task going to the bathroom in zero gravity, but a simulation shows how astronauts manage it thanks to some ...

Uncle Ken explains how astronauts use the bathroom in space, including the use of a special toilet with a camera and the recycling of urine for drinking water. An Army sergeant is in custody after 5 ...