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

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

There are many different forms of internal combustion engines, but most use the same basic principle. Explosions in the combustion chamber move pistons up and down to spin a crankshaft. That ...

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 ...

Rotary engines come in all sorts of shapes and sizes. They can be as large as this six-rotor unit powering a Mazda RX-4 drag car in New Zealand, or as small as this 2.4-cc single-rotor engine above.

Rotary engines made their biggest impact in Mazda sports cars, but a recent episode of "Jay Leno's Garage" delves into the rotary's earlier history. Before it was popularized by Mazda, the rotary ...

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 ...

The rotary internal combustion engine made most famous by Japanese car maker Mazda is set to be reborn... in China.

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 ...