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

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

The rotary engine has been a Mazda staple since 1967. It powered one of the most famous and eccentric Japanese sports car line-ups, the RX-series, until 2012 when Mazda discontinued pure ...

Part two of the Quest for Power series breaks down rotary and radial engines, why circular layouts solved cooling and reliability, and why they also came with nasty tradeoffs. From WWI rotaries to ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

The rotary engine is unique in its success and failure and its ability to make an impact with a completely different way of thinking. As it is, every production car for the last 130 years, aside from ...

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...

Drag racing might not be as big in Australia as it is in the United States, but the folks Down Under run some pretty cool events and build some of the hottest dragsters out there. And it's the place ...

If someone tells you they have seen a rotary engine, the chances are that you will immediately think of a Wankel engine, as you might find in some of the more exotic Mazda sports cars. But there is ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Pierre Clerget was inspired by the Gnome to produce a supposedly improved rotary engine in 1911. It was a 7-cylinder, ...