Laptop batteries lag in performance as they age. But you can slow down their deterioration by tweaking your Mac’s charging settings.

Older batteries also have a greater distribution of aging. The percentiles are much closer to the median for newer batteries, ...

CATL says its sodium-ion pack can keep charging and delivering power far below freezing. The real test is whether those lab numbers survive real winter driving ...

The U.S. House approved legislation Wednesday mandating federal safety standards for rechargeable lithium-ion batteries used in e-bikes and scooters, with the goal of preventing fires. The bill passed ...