The Boeing 777X has attracted attention not only for its folding wingtips but also for the immense power behind them. That power comes from the General Electric GE9X, an engine so large it could ...

Plasma jet engines promise a future of fuel-free, electrically driven flight, but the technology faces a stubborn obstacle that no amount of enthusiasm can wish away. Ionizing air to generate thrust ...

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 ...