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 ...

The world’s heavy reliance on fossil fuels, especially for transportation, has left a deep mark on both the planet and public health. Burning these fuels releases a flood of greenhouse gases, which ...

With their capability to fly higher, farther, and more efficiently, jet engines have transformed air travel since their introduction. From its origins in the 1930s, the jet engine was a substantial ...

While the World War II era was the first time we saw fighter jet engines take to the sky, there were some earlier operational prototypes. Anselm Franz, an Austrian engineer, designed and fitted one of ...

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 ...