It's perhaps only fitting for a rotary engine to power one of Mazda's most eagerly awaited cars, the rumored RX-9 ...

If you read Part 1 of the Rotary Engine Evolution series, you already have a good sense of where the Wankel rotary engine design came from and evolved into. It's all well and good to understand ...

The problem was that the Rotary engine was just as thirsty as America's much loved V8, and it was an emissions failure.

The Adams-Farwell rotary engine works by spinning within the engine compartment like a horizontal windmill. It's both innovative and a little scary.

Over-the-top rotary builds are an enthusiast tradition. Because so few rotary cars have been made, the limits of the engine type haven't been fully exploited by automakers. It's been tuners who ...

Mazda continues work on the rotary engine and is developing a new two-rotor design.

The traditional Wankel is limited to 12:1, the liquid piston x-engine is not. That’s why they can run diesel, like in their XTS-210 compression ignition engine. Still, it’s not perfect.

Mazda is known for its innovations in mass-produced rotary engines in sports cars like the RX-7, but it wasn't exactly the first to utilize Wankel's design.