You can jump-start a V8 with a four-cylinder car as long as you have enough amps. The number of cylinders doesn't actually matter, but weight does.

Battery problems rarely arrive out of nowhere. Long before a car refuses to start or a phone dies at 20 percent, small ...

Learn how to diagnose and properly install a one-wire alternator with higher amperage in this easy-to-follow guide. Whether you're upgrading your electrical system or replacing a faulty alternator, ...

POSTECH researchers develop a "magneto-conversion" strategy that quadruples battery capacity while eliminating fire risks.

Could an electric vehicle travel from Seoul to Busan and back on a single charge? Could drivers stop worrying about battery ...

Studies show that the Prius has one of the lowest lifetime cost-per-mile figures of any vehicle sold in the U.S., but that doesn't mean it's maintenance-free.