Even the engine in this little wonder plane is of a particularly unique variety. It's a 208 cc AR741 single-rotor Wankel engine courtesy of the British aerospace firm UAV Engines.

The Wankel engine is the most famous rotary engine, but it isn't the only kind. While they aren't as common these days, they haven't fully gone away.

LiquidPiston’s XTS-210 engine is ideal for UAV applications, portable power generation, and other military and defense applications. 1. The XTS-210 employs a high-efficiency hybrid cycle (HEHC ...

The Wankel rotary engine is one of the most unique and innovative engine designs ever created. Unlike the conventional piston engine that relies on reciprocating motion, the Wankel rotary engine ...

The Wankel engine is presently being produced for passenger cars in both Europe and Japan, and we've driven one. It was the NSU RO80, a sweet-running four-door sedan with excellent aerodynamics ...

Zerosum Technologies will take over the entire product portfolio of Sky Power International, which includes the two-stroke and Wankel engines, the compact single-cylinder SP-28 CR engine up to the ...