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 ...

Pulsejets are a popular DIY build for the keen experimenter, much loved for their mechanical simplicity and powerful roar. However, it can be difficult to get them running smoothly and producing high ...

Imagine our surprise when we learned [Bruce Simpson], who made headlines in 2003 with his $5000 DIY cruise missile, is still alive, not illegally interned in a black ops prison, and still doing what ...

Motor madman Bob Maddox is back with a twin-engine jet bike that makes the raucous rocket he rode last year look tame. He recently bolted a dual-exhaust pulse jet engine to the side of an ordinary ...