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

It’s common in this line of work to stumble upon a story while researching for another story. Digging through archives and ...

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

Once left behind due to high fuel consumption and fragile reliability, the rotary engine, long championed by Mazda, is making ...

Mazda has discontinued the MX-30 R-EV in Europe, bringing an end to the lifespan of its first electric car. The pure-electric MX-30 had been removed from the brand’s line-up last summer, after five ...

The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

Chinese firm Dongan Auto revives the Wankel engine, developing a lightweight prototype aimed at next-gen aerial mobility ...

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 ...

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 ...