The rotary engine has been absent on the frontline for quite some time, and it's on the way back. But not with Mazda.

You'd think measuring an engine's displacement would be simple, but there's a long history of trying to figure out how to ...

Find out how emissions regulations killed Mazda's three-rotor 20B Wankel rotary engine, just as it was getting started in the ...

The Mazda MX-30 is still soldiering on like the Black Knight in Monty Python and the Holy Grail in the Japanese domestic market. There, Mazda fitted the MX-30 with a combustion engine. Japanese buyers ...

Mazda's famous rotary engine finally made its big return last year, but it wasn't under the hood of a replacement for the RX-8. In fact, it wasn't even in a performance car at all. Instead, it served ...

Long before Felix Wankel became synonymous with rotary engines, an inventive Hungarian-American engineer named Stephen M. Balzer secured one of the earliest patents for a rotary-powered automobile on ...

Not only are Chinese carmakers redefining the world of EVs, but one of them is now taking on the Wankel rotary engine. Originally designed by German engineer Felix Wankel and later refined into a ...

Rob Dahm, notorious rotary-powered car builder, has firmly jumped into the deep end of the pool with his latest project: The world's only 15.7-liter, tri-turbo Y12 rotary engine. If that doesn't make ...

The electric motor might carry the hype banner at the moment, but some minds remain convinced that there's plenty of innovation left to be extracted from internal combustion. AIE is one of the rotary ...

It was an era when General Motors threw itself into bold experiments in design, technology, and engineering. The company knew it had to reinvent itself, but just did not know which way to go. So it ...

Back in 2023, Mazda first teased that the rotary engine could be destined for another lease on life with the RX-7-like Iconic SP Concept. Two years later, Mazda is back with another sporty concept ...