

Superpowers cross over from fiction to reality as Kari creates a cyborg cockroach, Grant crafts a cryo-gun, and Tory harnesses the power of lightning.

Tory reconstructs an incredible hot air balloon exodus from East Germany when the team explores the science behind history’s most high-flying escapes.

The team ranks the wackiest weapons the Allies dreamed up during the war, from dosing Hitler with estrogen to dropping bat-filled bombs on Japan.

Kari, Tory and Grant compare notes on six big-time scammers, including a swindling Swiss gigolo and the man who put Ponzi schemes on the map.

International hackers, an aviation-savvy hijacker and a gang of bank-robbing granddads mount some of the world's most daring and ingenious heists.

Bobsledders, race car drivers and roller coaster riders battle gravity head-on. The team learns which adrenaline junkies get the biggest G-force rush.

Kari, Tory and Grant brave the world of irritating gadgets, from poorly timed traffic lights to things that go beep in the night.

For years, sci-fi has promised us jet packs, holograms, X-ray glasses and other amazing inventions. Which one is closest to becoming a reality?