You know what is the most intriguing part about astronauts in space? No, not using the toilets. It’s how they wash their hair. How is it, that they use the least amount of water and… oh wait…how does the water stay in their hair?
Well, this video by VideoFromSpace has Expedition 36 Crew Member, Karen Nyburg on the International Space Station finally unravel the mystery of a hair-wash in space.
Kind of gross, but still pretty awesome!