Laugh Then Think: Japan's Offbeat Science

Huge crowds navigate Shibuya's scramble crossing without colliding. How? Murakami Hisashi, studying how animals move in groups, found a clue. Can amazing collective behavior shed light on life itself?

Slip on banana peel, take a tumble: the classic comedy gag! Mabuchi Kiyoshi's serious search for scientific proof of that slipperiness revealed that peels have properties similar to human body parts!