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.

Turbo charger Jet Engines have long been considered one of the holy grails of backyard engineering. This is with good reason – they’re hard to build, and even harder to run. Many a turbo has … ...

Pulsejets are a popular DIY build for the keen experimenter, ... And he’s also got a bit of an obsession with pulse jet engines. He’s even made one out of a toilet roll holder.

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.

Robert Maddox is a builder and seller of real pulse jet engines with powers up to 1000 pounds… and if that’s not a cool enough hobby, he’s also bolted one to a bicycle. The 50-ish pounds of ...

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.