请调整浏览器窗口大小或者请使用手机查看!
Jem Stansfield puts his life in his hands by tying himself to a water jet pack, while Liz Bonnin finds out if insects are the future of food.
Jem Stansfield builds a vortex cannon, and Dallas Campbell takes on the technology that will track every one of us simply by the way we walk.
Dallas Campbell traces the journey of 30,000 plastic ducks, while Liz Bonnin goes on manoeuvres in the Royal Navy's new search and rescue sub.