Featured Article: How Rotary Engines Work
A rotary engine is an internal combustion engine, but it's not like the one in most cars. Learn about the unique rotary setup and how it compares performance-wise to a piston engine. See more »
The types of engines you'll learn about in this section include diesel, rotary, HEMI, stirling and quasiturbine, to name a few. You'll also see photos and animated images of the technologies we explore.
A rotary engine is an internal combustion engine, but it's not like the one in most cars. Learn about the unique rotary setup and how it compares performance-wise to a piston engine. See more »
Mazda has been using this type of engine in some of its cars for several years. Learn what a Miller-Cycle engine is and how it works.
See more »I have read the articles on diesel and gasoline engines. Several of my friends drive Mercedes turbodiesels and I have seen several diesel hummers. I was wondering that if diesel engines are more efficient and use cheaper fuel why don't all cars use diesel?
See more »There are three different engine configurations commonly used in automobiles -- inline, V, and flat. Learn the difference and find out what designers look at when deciding which configuration to use in a car.
See more »This may sound silly but on the back of my car there is a little sign that says "2.4 liter" and every morning I see that and wonder "What does that mean?" So what does it mean?
See more »Is there a way to compare a human being to an engine in terms of efficiency? For example can you calculate the equivalent "miles per gallon" (kilometers per liter) rating for a person riding a bicycle?
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