Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

When we turn the key, what happens under the hood and why? How does an automobile engine work? What is that sound we hear and the propulsion we feel when the accelerator is depressed? We know gasoline ...

Knowing your vehicle can become beneficial in emergencies. If you are ever in a situation where you want to repair something quickly or change a component, there is nothing more cost-effective than a ...

A small gap with big importance in the performance and health of an engine - here's everything you need to know.

While making our usual rounds of race shops, we came across a problem that plagues many racers and unnecessarily costs them lots of money-and we thought we'd share the solution with you. While ...