Follow the fascinating process of assembling the WS-15 turbofan engine kit, a detailed model of the J-20 fighter jet engine. Precision, engineering, and passion come together in this incredible build.

Printing a model jet engine is quite an accomplishment. But it wasn’t enough for [linus3d]. He wanted to redesign it to have a turbojet, an afterburner, and a variable exhaust nozzle. You can see how ...

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 ...

Two years ago, in 2023, the Defense Advanced Research Projects Agency (DARPA) announced the birth of the Speed and Runway Independent Technologies (SPRINT) program. The goal of the effort was to ...