The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons rising and falling, a crankshaft spinning, a steam-age architecture ...

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 ...

After years of rumors and experimentation behind closed doors, the Mazda rotary engine is officially back. The Vision X-Coupe, a plug-in hybrid concept showcased at the 2025 Japan Mobility Show, has ...

Not only has the 2023 Mazda MX-30 R-EV rotary plug-in hybrid been revealed, it’s now in production, truly making it a reality. Production started Thursday. This is a momentous event since Mazda hasn’t ...

The rotary engine has been a Mazda staple since 1967. It powered one of the most famous and eccentric Japanese sports car line-ups, the RX-series, until 2012 when Mazda discontinued pure ...

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 ...

The Mazda Iconic SP concept of the 2023 Japan Mobility Show was the sign of a new Mazda sports car that we’ve been awaiting for a decade—no, two. The Wankel rotary-powered, popup headlight-equipped ...

You hear endless myths about the Mazda RX-7, from breathless praise of its “magic” to horror stories about blown apex seals.

The Mazda RX-8 has always had a cult following, but the rotary engine can scare off buyers who want something simpler to live ...

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 ...