I have already written about LiquidPiston and its XTS-210, but Avadi's idea is even more striking: it is a reciprocating engine that works as a rotary. Imagine an ICE with a single piston.

I’ll explain how it works, what’s cool/weird about it, pros and cons, and if it might ever make it to production. So yeah, it ...

The company believes its new engine design could be used in several applications, including passenger cars, but we shouldn't expect it to save combustion power. Avadi imagines the engine, which ...

Unlike a Wankel rotary engine, the Avadi eliminates the traditional crankshaft entirely, as the cylinder and piston rotate within the case during its stroke.

All-new type of gas engine offers incredible power-to-weight U.S. firm Avadi – using a Quebec inventor's design – has developed a sort of "rotary piston" ICE that could revolutionize small engines ...

Avadi claims that its MA-250 engine is one of the lightest and most fuel-efficient engines in the world. Here are five possible applications for it.