Invented by a German but perfected by the Japanese, the Wankel rotary engine is best-known for powering a slew of brilliant ...

When Mazda discontinued the RX-8, most people assumed the rotary engine was finished. The RX-8 was the last production car to use Mazda's signature Wankel rotary, and its departure seemed to signal ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. At the Japan Mobility Show two years ago, Mazda unveiled a ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...