Air engines are a common occurrence here on Hackaday. They’re relatively novel and reasonably easy to 3D print without requiring any fluids or supporting machinery. For example, [Tom Stanton] took a ...

The Air Force has expanded funding for a cutting-edge adaptive engine that would power the Next Generation Air Dominance fighter, while the future of NGAD itself remains under consideration. (Air ...

A Pratt & Whitney F135 engine undergoes ground testing at Arnold Air Force Base in Tennessee. (Rick Goodfriend/Air Force) WASHINGTON — The Pentagon is abandoning its efforts to develop a ...

From engines cheap enough to be considered “expendable” on munitions, to rockets that can carry payloads to the Moon, the Air Force is constantly looking to improve its means of propulsion.

DAYTON, Ohio—The Air Force is working on one engine design to power the service’s highly secret new fighter jet—no matter which company builds the plane. The future engine, called Next Generation ...

Wave Engine Corp has aced a demonstration flight of a simple jet engine with no moving parts. A modern version of a pulsejet, the J-1 engine powered a UAV through take-off and several mid-air ...

Air-cooled engines were once commonplace in the auto and moto industries. The most well-known were the Porsche flat six, VW flat four, Corvair, and numerous motorcycle engines, from BMW to ...