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 ...

There are many ways to categorize engines. What differentiates an inline-6 engine from a V6 engine if they have the same number of cylinders? What is the difference between a big block and a small ...

You would think that after 140 years of producing automobiles, the industry would have settled on a basic layout. After all, bicycles don't have heaps of alternative ...