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

Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...

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

A company called Changan has developed a new rotary engine, according to reports from CarNewsChina. It’s called the R05E, and ...

Mazda’s rotary engine is coming back in the spotlight, but this time it’s not just a nostalgic callback to the RX-7 glory days. Instead, it’s quietly shaping the brand’s electrified future. Rather ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...

We live in an age of downsizing in the automotive world. Super and hypercar manufacturers like McLaren and Ferrari are ditching big-capacity, high-cylinder count engines in favor of boosted V6 and V8 ...

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 ...

Like it or not, the combustion engines that have driven our world forward and sideways for more than a century now are about to leave the scene. Not because they're no longer effective, but because ...

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 ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both ...