A viral video shows how astronauts wash their hair in space using no-rinse shampoo in zero gravity. With water floating due ...

Indian astronaut Shubhanshu Shukla has shared a video of himself washing his hair in a zero-gravity environment. He can be ...

As plans for missions to Mars accelerate, so do questions about how the human body might cope. A return trip to the red planet would give more than enough time for someone to become pregnant and even ...

Sperm may lose their ability to navigate in microgravity, raising new questions about whether human reproduction is possible ...