The newly-developed Horse B20 is a usual engine (2.0-liter turbo) with an unusual ability to stay running while submerged in ...

The primary driver of aircraft efficiency today is the engines. While advances in aerodynamics and materials do cut down on fuel burn as well, the engine is the main determinant as to how much fuel an ...

Nissan plans to introduce a new type of hybrid for the U.S. market that drives like an all-electric vehicle but is powered by a traditional gas-powered engine. The new Nissan "e-Power," called a ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both into a single ...