The Wankel rotary engine was made popular by Mazda, who built rotary style engines from in production cars such as the RX-7, RX-8, and others from 1967 to 2012. The Wankel rotary engine is unique in ...

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 ...

NASA’s latest generation of 3D printed rocket engines is not just a materials experiment, it is a direct assault on the cost structure that has defined spaceflight for decades. By combining advanced ...

3D printing, though still somewhat of a niche hobby, is growing in popularity. Much of that is thanks to its adoption in various industries. That includes the automotive world, as there are 3D-printed ...

Researchers demonstrated the first fully 3D-printed, droplet-emitting electrospray engine. The low-cost device can be fabricated more quickly than traditional thrusters, potentially from on board a ...

When Rocket Lab unveiled the Rutherford engine at the 31st Space Symposium in Colorado, it looked like any other space engine. It wasn’t. Rocket Lab manufactured the Rutherford via additive ...