This new video shows off the rotary engine by adding a clear side to a tiny model-airplane engine, something that we weren't aware existed and are glad to know about now. Despite the tiny size ...

The Wankel rotary engine, most notably used in automobiles ... Curtis Wright built airplane engines, Sachs produced small air-cooled engines for everything from chain saws to snowmobiles.

The traditional piston engine has garnered the vast majority of attention and application in the internal combustion age, but there was another: the Wankel rotary engine. German engineer Felix ...

Rotary engines have almost completely gone out of production, but they're still beloved by enthusiasts. Eschewing pistons for a spinning three-sided rotor, they rev to the moon and sound great ...

A replica WWI aircraft, the Fokker D.VIII, was involved in a fatal crash at the Old Rhinebeck Aerodrome on Oct. 5. Here's ...

A few years ago, I found a cute little scale-model version of a rotary engine, which wasn't there ... slightly more complicated if you've got an airplane enthusiast at home. You can always get ...

The Airmaster's combination of power and innovative design helped Cessna Company navigate through the economic downturn.

Hold on to your hat! It was an airplane engine that was very useful for this airplane before the rotary engines came out. The radial air-cooled engine worked pretty well in its day. Back in 1909 ...

Hill Delays HX50 First Flight to December 2025 is published in Aerospace Daily & Defense Report, an Aviation Week ...

Its unique rotary design enables it to deliver ... LiquidPiston is packing the engine into a hybrid eVTOL unmanned military aircraft for a demonstration to the US Army later this year.

The iconic rotary car engine, thought to have been consigned to the dustbin of impractical technology, is making a comeback in Japan from the very automaker that introduced the system as far back ...