Have you ever wondered what made car manufacturers decide to go from dynamos to alternators for generating electricity? It's a mix of reliability and cost.

RPM stands for revolutions per minute, and it’s used as a measure of how fast any machine is operating at a given time. In cars, rpm measures how many times the engine’s crankshaft makes one full ...

The Gordon Murray T.50 is shaping up to be one of the last great supercars with a naturally aspirated engine and in this clip, we get to experience just how remarkable it sounds. Ever since the T.50 ...

You probably already understand the basic concept of driving a stick-shift car for maximum efficiency: Keep the RPM as low as possible. The faster you spin your engine, the more fuel it consumes.