It’s essential to have a good grasp on the health of your phone battery, whether it be the number of charging cycles, its actual capacity, or its temperature. Even batteries in the best smartphones ...

A key indicator of your MacBook's battery health is its cycle count. Keep reading to learn what it means and how you can check it for yourself. Modern MacBooks can last 18 hours or more on a single ...

As you probably know, a battery’s charge capacity diminishes over time. If you’ve recently got an M-series MacBook, you spent a good amount of money on that laptop, so you want the battery to be ...

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

Android, by comparison, is a black box. Everything ticks along fine until your phone starts restarting, and hopefully, you piece together that the battery is kaput before sending the phone away for ...