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 ...

StandardAero has received a US Air Force award to apply its Maintenance Insight predictive maintenance tools to the F100-220 engine programme.

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 ...

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 ...

While diesel engines don't need spark plugs, they do need air ventilation for proper combustion. This is a problem for vessels traveling underwater, such as submarines. Yet diesel submarines exist and ...

Cooling fins are an iconic feature of motorcycle design. These blades made their mark early, with their parallel lines encircling the cylinders of classic bikes from day one. Whether on the striking V ...