Bob Maddox once built the world’s largest pulse-jet engine and mounted it in a 1965 Jaguar. Star Wars audio engineers even recorded his pulse-jet engines for the movie Solo.

If skydiving doesn’t quite do it for you, you could always strap a jet engine to your chest. That’s what Bob Maddox did until discretion got the better of him and he decided a jet-powered ...

Motor madman Bob Maddox is back with a twin-engine jet bike that makes the raucous rocket he rode last year look tame. He recently bolted a dual-exhaust pulse jet engine to the side of an ordinary ...