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 ...

Screenshot from social media post of Ukrainian volunteers assembling a small cruise missile with a pulsating Trembita engine. Its task is to destroy objects and exhaust the enemy’s anti-aircraft ...

In an effort to create a simpler, more affordable form of jet propulsion, University of Maryland spinoff Wave Engine Corporation has developed a digitally controlled modern-day pulsejet engine for ...

Tests of an advanced pulse detonation engine (PDE) design are coming closer than ever to proving the viability of the concept. Potential applications range from supersonic unmanned combat air vehicles ...