It's the stuff of legend: goggles, leathercaps, and fluttering white scarves, brightly-colored canvas-and-wood aircraft clashing in battle, just barely past the fledgling stage of human flight. The ...

At the moment, the name LiquidPiston may not mean all that much in this world, but chances are that will change very soon. That's because the Connecticut-based company has set out to effectively ...

The X-Engine technology used in the XTS-210 is a direct drive rotary approach that can be viewed as an "inverted" Wankel engine. It has a trochoidal rotor with a three-lobed housing, but it utilizes a ...

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 ...

LiquidPiston is testing a 10-kW generator it's prototyped for the US military, which it claims is just a quarter of the size and weight of the current model the Army uses. That means it'll be far ...

A Wankel engine is a type of rotary engine, but not all rotary engines are Wankel engines. Wrapping your mind around this idea will help you to better understand the similarities as well as the ...

Rotary engines, known for their unique design and compact size, have been predominantly associated with Mazda. However, engineers and automotive enthusiasts have experimented with incorporating these ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. Mazda’s rotary engine has been officially reborn, but not quite in ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. At the Japan Mobility Show two years ago, Mazda unveiled a ...

The traditional piston engine has garnered the vast majority of attention and application in the internal combustion age, but there was another: the Wankel rotary engine. German engineer Felix Wankel ...