Bang Goes The Theory Season 6 Episode 4 -

Airdate: 2012-Apr-02

Episode summary:

Dallas learns how people in crowds can cooperate subconsciously. Liz learns how architects can control the flow of crowds. Jem talks to some scientists who are attempting to understand how crush injuries can occur. Johnny Ball shows how biologists measure population size.

About Bang Goes The Theory series:

Bang Goes the Theory is the BBC’s guide to popular science. Discover and challenge the scientific principles that shape your world – wa...Show more >