Michigan State University is developing a novel generator for use in hybrid automobile engines. Nearly 85 percent of automobile fuel is wasted. Only 15 percent of fuel is actually used for propulsion.

Wave Disc Engine. Michigan State will complete its prototype development of a new gas-fueled electricity generator, five times more efficient than traditional auto engines in electricity production, ...

With oil priced at about $120 a barrel and ever-growing pressure to reduce aircraft emissions, the search for leaps in engine efficiency is renewing interest in novel approaches, such as wave rotor ...

We look at why Mazda introduced the three-rotor 20B Wankel rotary engine, and why it only ever saw service in the Cosmo coupe ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...