Bellowing up to 140 decibels, a valveless pulse jet drastically accelerates the speed of bikes, scooters, skateboards and more. Here's how to make one from scratch in about 8 hours.

Bob Maddox once built the world’s largest pulse-jet engine and mounted it in a 1965 Jaguar. Star Wars audio engineers even ...

Jumping from an airplane is much too tame for Bob Maddox. He needs something a little more extreme. That’s why he plans to strap himself to a four-engine pulse jet rocket, ride it to around ...

Boeing has a proprietary pulse jet engine technology called Pulse Ejector Thrust Augmentor (PETA), and plans to use pulse jet engines to lift military and commercial aircraft vertically from a ...

He’s flown quite a few modified R/C planes and has an electronic Engine Control Unit for his jets. One of his most impressive projects is the 100 pound thrust pulse jet that was later attached ...

After launching a modern pulsejet engine for UAVs back in March, Wave Engine Corporation announced this week that it's delivered the first units. The loud, pulse-combustion fire-breather is ...

This unusual contraption is fitted with a single pulse jet engine with two tailpipes. According to the aforementioned source, it is capable of developing 250 lb.ft. (339 Nm) and runs on regular 87 ...