Put a set of our Best Buy AA disposable batteries in your most power-hungry devices and they'll last more than three hours longer than the worst. For AAA batteries, our Best Buys last an hour and a ...

Feb. 10, 2025 — A new paper has demonstrated that improving the texture of the soft metal used in battery anodes greatly improved performance. The team added a thin layer of silicon between ...

Our evaluation included extensive discharge tests to find long-lasting alkaline batteries -- including AA, AAA, C, D and 9-volt options. We also considered the cost per battery for each option to ...

Whether you're still running Windows 10 or upgraded to Windows 11, a Windows battery report will help you keep tabs on the health of your laptop's battery. Skip to Main Content Hamburger Menu Toggle ...

Laptops from Dell and Alienware are down to the best prices since Black Friday. Duracell AA and AAA batteries are also up to 26% off. Plus, there’s a sale that scores you a $20 Amazon credit ...

One of the most important and objective tests we conduct is a standardized battery test. We're proud of our battery test, which we've developed to simulate a typical daily usage pattern for most ...

We’re all guilty of taking our motorcycle batteries for granted until they eventually run out. Whether it’s through lack of use or the battery is aged and discharging you’ll need a new one ...

He got his start in consumer tech, breaking Android news at Newsweek before going to PCMag, where he reviewed hundreds of smartphones, battery packs, and chargers as a Mobile Analyst. He also ...

Looking for a phone that won't let you down when it comes to battery life? We've got you covered. At PhoneArena, we are independently testing the battery life of each smartphone we review. So which ...

If your car battery is playing up, a quick fix is a quality battery charger, but the time may have come for a new battery. Without a battery, your car is, quite literally, a non-starter. Turn the ...