Jem Stansfield attempts to defeat the US Navy's latest weapon with no more than some foam and a crash helmet. Zoologist Liz Bonnin gets in contact with her frog brain, Dallas Campbell re-programmes his caveman brain to become a thrill-seeker, and Dr Yan Wong gets his thrills from inhaling sulphur hexafluoride.
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Ready to Watch Bang Goes The Theory, Season 1, Episode 5?