Jem makes his own diamond and then proves they aren't forever. Dr Yan explains the science of popcorn, and Dallas investigates why we haven't cured cancer yet, meeting the team that hope to change that.
You are at the first episode
See all episodes from Bang Goes the Theory
See all clips from Episode 1
See all broadcasts of Episode 1 (5)
If Bang stirs your interest in science then visit The Open University and discover more.
Sign in to the BBC, or Register