What is an inline four cylinder? What are the advantages of an inline engine? What are the advantages of a four cylinder ...

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 ...

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 ...

YOKOTA AIR BASE, Japan — Tech. Sgt. Tylar Cravens believes he has an idea that could change the way the Air Force trains aircraft maintainers, and he’ll soon pitch it to top leaders at the Pentagon.

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 ...