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Kari Byron, Tory Belleci and Grant Imahara rank history's greatest inventions, heists and more.
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?
Music streaming services, animated GIFs and GPS navigation are staples of the digital age, but the team discovers they're not as new as they seem.
How do the fastest athletes alive stack up against high-tech cars and jets? The team breaks down the science of speed to determine who reigns supreme.
