On average, EV batteries lose just over 2% of their capacity a year, a new study has found. But there is a detrimental impact ...

My “unicorn” Volvo V90 plug-in hybrid wagon is almost four years old. Here’s how healthy its high-voltage battery is.

A study by telematics specialist Geotab shows that the widely held belief that frequent fast-charging cycles damage EV ...

Windows 11 has a built-in report that provides insight into your laptop's battery status, including whether a replacement is actually needed.

The big picture: Google's latest mid-range smartphone, the Pixel 9a, comes with a controversial new battery management feature that gradually reduces the battery's maximum charge capacity over time, ...

The Samsung Galaxy S26+ battery capacity will be kind of disappointing, although not exactly surprising, certification ...