Lithium-ion batteries are found in everything from smartphones to cars, and while they are generally very safe if stored and charged correctly, there are thousands of documented cases of them catching ...

As early electric cars age out, hundreds of thousands of used batteries are flooding the market, fueling a gray recycling economy even as Beijing and big manufacturers scramble to build a more orderly ...

Cold weather can kill a weak car battery fast. Learn the warning signs and how to test your battery before freezing temperatures leave you stranded. Winter is when weak batteries get exposed. Cold ...

Car batteries rely on a chemical reaction to start vehicles. The age of your battery plays a huge role in its voltage and ability to start a vehicle in lower temperatures. Winter is almost here, and ...

Exclusive: The OnePlus 15 has the largest battery capacity of any phone sold in the US. And it's all because of silicon. Patrick Holland has been a phone reviewer for CNET since 2016. He is a former ...

Ever wondered why a battery that reads full voltage still struggles to power your device? The answer often lies in its internal resistance. This hidden factor affects how efficiently a battery ...

We may receive a commission on purchases made from links. It's easy to find nearly any type of battery in a store, but the numerous brands that you can encounter can make it feel overwhelming to know ...

Lots of car buyers are worried about how long EV batteries last. Research shows that modern EV batteries rarely fail. Only 0.3% of batteries in EVs sold after 2022 have had to be replaced, outside of ...

You’ve seen the headlines: This battery breakthrough is going to change the electric vehicle forever. And then … silence. You head to the local showroom, and the cars all kind of look and feel the ...

Increased battery drain is normal following a major OS update. Your phone needs time to complete the setup in the background. iOS 26 offers a new Adaptive Power mode to extend your battery charge.

When Apple unveiled its new MagSafe battery pack for the iPhone Air, it raised two questions. First, does this mean the iPhone Air has terrible battery life? And, second, would it work with other ...

Apple made several battery-related changes in iOS 26, introducing features that make it easier to tell which apps are draining battery and new ways to extend battery life. Apple updated the Battery ...