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

When it comes to unique engine designs, one of the most prolific is the trusty rotary configuration. Instead of featuring a number of spherical cylinders moving up and down like in most internal ...

The rotary engine, previously a staple in Mazda's lineup, is an engine design that foregoes the round piston and singular chamber of a regular reciprocal internal combustion engine. Instead, the ...

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 have ...

The fascinating history of Chevrolet's mid-engine prototype, the Aerovette, and its unique rotary engine powerplant.

Wankel rotary engine powered thousands of aircraft. One of several problems: It spewed castor oil on its pilots.

Chris Bruce has worked in the automotive industry since 2011 and has written thousands of stories about cars, motorsports, and motorcycles in that time. He has written for Autoblog, Autoviva, CarFax, ...

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 ...

Designed and championed by self-taught engineer Felix Wankel, the rotary engine is now most closely associated with Japanese automaker Mazda. Many of the greatest Mazdas ever made, including the RX-7 ...

If Mazda wants to build one, it can. The automaker has applied for and been granted a patent for a rotary hybrid sports car. The basic design is similar to others we’ve seen applied for in the past, ...

It's anyone's guess how or why Mazda thought it was a good application for its famed rotary engine. Mazda’s MX-30 has one of the shortest ranges of any EV on the market, with an EPA-estimated range of ...