For the second straight Japan Mobility Show, Mazda is teasing the return of a rotary engine in a performance-focused concept.

Mazda's new concept has 503 horsepower, four doors and a rotary engine that's back from the dead. Oh, and it's powered by ...

While plug-in hybrids are eco-friendly by nature, Mazda took things a step further as the car cleans the air as it drives.

Mazda is determined to bring the rotary engine back in a production car, but not quite the way you remember it. The Japanese automaker wowed everyone two years ago at the Japan Mobility Show when it ...

Mazda presented the Vision-X Coupé concept, equipped with a 503-hp plug-in hybrid rotary engine that cleans the air while ...

Mazda's rotary engines come in various shape and sizes. From the popular 13B, to the lesser-spotted 20B, to the racy 26B.

The rotary engine is perhaps one of the most polarizing motors to have ever been commercialized. From its checkered past to its intent to live on as a range extender, the small spinning triangle has ...

A German engineer, Felix Wankel, is credited with developing the world's first rotary engine in the 1950s. Wankel rotary engines use a triangular rotor spinning in a semi-oval case on an eccentric ...

While every enthusiast knows or at least has heard about Mazda legends like the Cosmo Sport, RX-7, RX-8, or the 787B race car, those weren't the only interesting models that the manufacturer has ...

Dubbed the Vision X-Coupe, where the X is pronounced as “cross,” the striking show car has four doors and four seats, just like the RX-8 that was discontinued in 2012. This time, however, the rear ...

LiquidPiston's XTS-210 rotary engine is about the size of a basketball but could replace generator engines several times larger. A Connecticut-based company is on contract with the Army and Air Force ...