I built a real, working jet engine using a simple brushless motor. The results are crazy, with incredible thrust and power.

A George Stone Technical College’s Aviation Maintenance Technology Program graduate and his employer have created a hands-on apparatus to help future students. Sean Rader, director of maintenance at ...

Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of the propeller, they use a large hollow motor, with the blades attached to ...

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 ...

Give it wheels and a steering mechanism, and people will try to power it with anything they can. Visionary (and not-so-visionary) tinkerers and engineers have experimented with everything from steam ...