When temperatures plunge, the same cold that stiffens your fingers quietly sabotages the chemistry inside your car battery.

Your car's 12-volt battery is one of its most vital components. It's responsible for sending electricity to the starter motor, which, in turn, sends power to the ignition system and cranks the engine.

Rivian owners have designed an adapter kit to replace the proprietary 12-volt lead-acid batteries in their vehicles with cheaper, off-the-shelf parts. A complementary solution could also allow keeping ...

We may receive a commission on purchases made from links. Car batteries are a consumable item and need replacing every few years after normal wear and tear. However, new batteries sometimes lose their ...

Many of you are worried about the long-term reliability of electric vehicle batteries. I know because you ask me all of the time. Among skeptics and prospective buyers alike, it's one of the first ...