Goodbye to lithium? The new sodium battery, safer and more economical, promises more than 5,000 hours of useful life.

Momodou Wurry Jallow, an electrical engineering major at Alfred University, gives a demonstration on battery testing equipment installed in a lab in the McMahon Engineering Building. The demonstration ...

The Department of Energy's Pacific Northwest National Laboratory has begun the first tests of a utility-grade battery at the ...

We test every laptop we review in our testing lab, and of the 100+ laptops we reviewed in 2025 these 10 lasted the longest ...

There’s nothing more frustrating than hearing the familiar ding of a dying battery. This scenario always seems to happen when there’s zero outlets in sight. Bummer, man. Nowadays, laptops are lasting ...

At the BDC-Testing Center in Rochester, N.Y., batteries and energy storage systems are tested for performance, durability, and safety in a modern 18,000+ square foot facility. The test center is an ...

We've tested the best phones you can buy in the US alongside many popular mid-range and budget models. One of the most important and objective tests we conduct is a standardized battery test. We're ...

There have been many incidents in which battery failure has caused fires, with the news reporting catastrophic results in some instances. Decomposition reactions in batteries’ electrolytes and ...

Your Samsung phone may already have good battery life - but a few smart tweaks can make that even more enduring.