Mental Floss

NEWS









The caduceus is used as a medical logo, but that’s not its original meaning.

This ancient symbol, also called the Staff of Hermes, depicts two snakes intertwining around a stick that is capped by wings. It’s used as a medical logo, but for almost all its roughly 5000-year history, the caduceus had nothing to do with medicine. 

Nick Keppler
















Stenciled human hands in a cave near Rio Pinturas, Argentina, dating from the last ice age.

We break down some common myths about our early human ancestors—and what makes our species, ‘Homo sapiens,’ so different from them.

Kat Long