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

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 ...

Akiyuki, who creates a huge ball rolling and robot arm using Lego blocks, has released a movie of a model of a rotary engine made with Lego. You can not only reproduce the shape, but also see how the ...

When most people hear the term "rotary engine," they probably think of Mazda first, as rotary engines have been part and parcel of the Japanese automaker's mantra for decades. In fact, Mazda proclaims ...

Most car enthusiasts associate the term “rotary engine” with Felix Wankel’s invention, developed in the 1950s and most commonly associated with Mazda. However, more than half a century before the ...

For more than a decade the name Wankel has popped up whenever car enthusiasts start talking about advanced-design automotive powerplants. The theory of the Wankel engine goes back to 1954 when Dr.

Japanese Mazda Motor Corporation again proves its dedication to automotive evolution, returning with the rotary engine adapted to the new world of electrification and carbon neutrality. On February 1, ...

Professor Aniebiet Inyang Ntui is a multi-faceted individual whose expertise spans the worlds of library and information science, environmental advocacy, and – perhaps surprisingly – the automotive ...

Idled for 11 years, Mazda Motor Corp.'s famed rotary engine is set to roar back to life this spring, this time helping to power a plug-in hybrid vehicle. The rotary engine, which Mazda was the first ...