Weather, Wave Power and Evolution Bang Goes the Theory : Season 3 Episode 4

BBC One 30m int(0)

Aired: September 29th, 2010 @ 7:30 PM EST on BBC One

Dallas looks at the origins of our weather and explains how the emergence of seasons allowed life to form, all with the help of a grenade launcher. Jem travels to Scotland to check out the latest green technology - wave power. And Liz meets Richard Dawkins to prove evolution.