Bob Maddox’s stage name, Crazy Rocketman, is a misnomer. Maddox doesn’t build rockets. He builds pulse-jet engines. There’s a difference. As for the crazy part—that may be true. Maddox is the world’s ...

If hopping on a motorcycle isn’t thrilling or deadly enough for you anymore, you may want to point your browser toward eBay Motors. The world’s first and only twin-pulse-jet-engine motorcycle is ...

One of the great things about technology nowadays is how quickly an idea can get out there and take off. That’s because concepts are now able to get the funding they need in order to get their ...