In a world dominated by sleek jets and ultra-efficient turboprops, the roar of piston-engine propellers sounds like a blast from the past. However, some of these thunderous machines still roam the ...

Aero Engine of Corp. Of China (AECC) is developing a small turboprop engine it believes can offer a lower-cost alternative to ...

Two-Stroke Opposed-Piston Diesel Engine By Achates Power The Achates Power opposed-piston engine is packed full of unique ...

When we here in the modern age think of an “engine,” we are usually thinking of a four-stroke, four-cylinder, gasoline-fed, internal-combustion engine with the valves on the top. But why must that be ...