Learn how to make your car battery last longer with this expert advice from CR. These simple steps will catch any battery ...

Cold weather exposes weak batteries fast. Here’s how to spot the warning signs—and replace it before winter leaves you stuck.

TNO is doing research on how to predict real-world energy use and battery capacity more accurately, helping policymakers, ...

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

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After his 2024 Prius Prime was "dead on delivery," one owner is now on his third 12-volt battery in just 19,000 miles.

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

Formula E is more than racing electric cars. It is used to test and develop the innovations powering the next electric vehicle you can buy.

While car batteries die more quickly in hot weather, keeping on top of things during the winter is still essential. Here's why: Cold temperatures reduce a battery's cranking power. A battery that's ...