The Scorpion: A 40-MPG, 450-Horsepower Hydrogen-Powered Arachnid

Okay it doesn't really sting, it's just a freaking car. Oh wait, maybe it does. The Scorpion gets its sting from a hydrogen delivery system the company calls H2GO. While cars like the Honda FCX Clarity and Chevrolet Equinox use hydrogen fuel cells to drive electric motors, the Scorpion uses electrolysis to convert water into gaseous hydrogen. The hydrogen is mixed with 91-octane gasoline