What's the difference between a parallel, series, and plug-in hybrid, and why do you need to know? Everything about the technology and the vehicles for the shopper or the merely curious.

Since its U.S. release in 2000, the Toyota Prius has been the subject of both mockery and admiration. While some deride the hybrid for its inconspicuous look and lack of traditional power, others ...

Pop the hood on a classic Mazda RX-7 or RX-8 and the engine bay looks […] ...

The first three articles in this series on the basic operation of the internal combustion engine dealt with the theory of such a mechanical device, the identification and the function of the primary ...

If you've ever driven a car into water that was deeper than you expected, you might have suffered the consequences of a submerged engine. While getting a car engine wet is no big deal, getting water ...

Roaring engines are standard fare at a stock car race. What’s the history behind the horsepower and what are the rules now?

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 ...

Hybrid technology in cars combines an internal combustion engine with an electric motor to improve fuel efficiency and reduce emissions. Let's learn about how hybrid systems work, the different types ...

Basic engine education is much like basic sex education: There are hundreds of well-written, informative books on the subject but only a handful of the interested people are willing to expend the time ...