If you're experiencing battery drain on your car, one simple workaround is to drive it on the highway. But how long does it ...

Even a gas-powered car needs a working battery to power the electronics and crank the engine. Here's how to charge your ...

Ambient temperature has a significant impact on battery life and performance. Most car batteries use a liquid electrolyte solution to hold a charge, which is affected by hot or cold weather.

We've tested and reviewed products since 1936. Read CR's review of the EverStart Platinum AGM 65 car battery to find out if it's worth it.

How well a battery withstands repeated charge-discharge cycles in high temperatures. A higher score means better reliability and voltage retention over time. How long a battery can power a car if ...

Charging the last 20% of a battery also ... It’s also worth noting that there are cases where an electric car battery has long since surpassed expectations. In 2015, for example, Nissan reported ...