Windows 11 has a built-in report that provides insight into your laptop's battery health (and whether a replacement is needed).

Lithium-ion batteries are one of humanity’s greatest inventions. They have already helped us develop portable electronic devices and electric vehicles and are on the verge of conquering the grid ...

Every single component within your vehicle relies on the battery to function correctly. But how do you know just how good of a battery you have? Easy! You familiarize yourself with the ampere-hour ...

For years, Apple and Google have managed to pack increasingly larger-capacity batteries into the phones they make. The larger ...

Knowing your iPad battery health helps you decide when it's time for a new tablet. Image: Ed Hardy/Cult of Mac Checking the health and maximum capacity of the battery in older iPad models isn’t as ...