Calculating electric vehicle charging costs depends on the car's battery, efficiency, and charging session. Here's how to ...

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

Wireless earbuds have more features than ever, but that comes at a cost: power. Here's how to maximize your battery life.

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

A hands-on look at the Kuxiu S3 10,000mAh MagSafe battery and why it replaced multiple chargers for daily use and travel.

If you have a Raspberry Pi project that you want to take on the go, you have a few different options for power. Here are the ...

Fixit's new app comes with all the information you need to prolong the lifespan of your phone -- including an AI chatbot for ...

The closest rival to the PicoGo AF21 is Kuxiu’s X40 Turbo, a similar foldable 3-in-1 charger that charges at 25W. The metal ...

Windows 11 has a built-in report that provides insight into your laptop's battery health (and whether a replacement is actually needed).

For years, Apple and Google have managed to pack increasingly larger-capacity batteries into the phones they make. The larger ...

It's been a third tough year for battery metals such as lithium, nickel and cobalt as all three markets struggle to absorb ...

When it’s cold, an EV with a very low battery can struggle to deliver power because the cells are operating outside their ...