The rotary engine was an unconventional design that delivered great power for its size. Here's what's good and bad about it.

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

Mazda is most noted for its rotary engine, developed by Felix Wankel in Germany before World War II. But of all its rotary-powered cars, one stands out.

The rotary is kind of like the Rudy (from the movie “Rudy”) of engines. It’s a little smaller than the others, and might not be quite as good, but you can’t help rooting for it. Mazda says that you ...

Many Mazda employees want a new rotary sports car, and this could be the “push” the company needs, but at what cost?

Mazda’s rotary engine is coming back in the spotlight, but this time it’s not just a nostalgic callback to the RX-7 glory days. Instead, it’s quietly shaping the brand’s electrified future. Rather ...

Mazda’s long-rumored return to rotary-powered performance is shaping up as the Iconic SP concept inches closer to a production reality. The Iconic SP is intended as a spiritual successor to the RX-7.

All throughout the year some of America's most important military branches, the Army and the Air Force, have pumped billions into technologies and systems that could ensure their supremacy in future ...

Antonio is a chemical engineering student pursuing his master's degree in chemical engineering and sustainable processes. Throughout his academic journey, he has gained substantial knowledge in areas ...

Nigel first entered the world of automotive journalism in the mid-80s, working for what was then the “bible” of weekly automotive content - Motoring News. Those were the days of tip-tap typewriters, ...

Sure, the rotary engine may be an oil-eating machine filled with Nazi-designed spinning tortilla chips that turn money into nightmares, but god, I love them. My first car was an RX-7, and while, ...

Perfectly tuning the heat range of an engine's spark plugs is something of a dark art to all but the most well versed tuners and the engineering egg heads at automotive OEMs. Getting the spark plug ...