Batteries need to work in harsh conditions and last a long time, but these are five of the worst-performing batteries, according to Consumer Reports testing.

Not so with battery-electrics.Their vigour is determined by the so-called State of Health (SoH). It is the key value for assessing the state of the most expensive component in an electric car.Battery ...

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

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

Collectible cars due for registration renewals starting April 30 no longer will have to pass Arizona emission tests. A law passed by the Legislature last year and recently approved by the ...