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

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.

This time he’s built a freaking jet-engine powered go kart. In case you’re not familiar with [Mr. Furze], he’s no stranger to building high-speed vehicles, like the fastest baby stroller in ...

But pulse jets are as cheap as they are simple, so Maddox set to work building one. "All I started with was a schematic out of an encyclopedia," he says. The engines are basically a long tube with ...

The pulse jet engine (pictured here, with air intake unit at right) was found at a hospital in Mosul, Iraq in September 2017 The Islamic State (IS) group attempted to develop high-speed drones ...

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