Bang Goes the Theory

Helicopters (1x6)

Yayınlanma tarihi: Eyl 07, 2009

Jem Stansfield takes to the air with the Royal Navy to explain how helicopters work, while Liz Bonnin puts brain training devices to the test. Dallas Campbell investigates the new space entrepeneurs in California, and Dr Yan Wong shows how to melt glass with a microwave.