Mental Floss

HEALTH









These cells are being studied and developed in numerous labs around the world to create human tissue and potentially treat a variety of human diseases and illnesses.

Jordan Rosenfeld




iStock

Handstands may seem like a move best left to gymnasts and super-yogis. But really, you don't have to have Olympian genes or spend all your free time in a yoga studio to learn how to do them.

Laurel Leicht