The rotary engine is easily one of the most controversial powertrains in the world of cars, and it's known for the brap-brap ...

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, ...

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 ...

Mazda made a splash in the market in 1990, launching the Eunos Cosmo with the three-rotor 20B engine. Compared with contemporary Wankel rotary engines, the 20B's extra rotor beefed the compact ...

Mazda's 787B cemented its place in history by winning Le Mans in 1991, but it never competed at the highest level after that.

The challenge isn’t building a fast rotary car. It’s building one that ordinary people can afford without sacrificing what makes it special. Mazda continues exploring rotary engine sports cars, ...