A dead-simple, wonderfully nifty test offers a quick and reliable way to check the actual charge state of a battery, keeping you from rashly discarding good batteries or buying new ones unnecessarily.

China has developed a revolutionary car battery that can charge in just 10 minutes and power a car for hundreds of miles before it needs to be plugged in. A report from the International Energy ...

China has developed a revolutionary car battery that can charge in just 10 minutes and power a car for hundreds of miles before it needs to be plugged in. A report from the International Energy ...

Your browser does not support the video tag. Whether you use a high-end or budget device, its battery degrades over time. Knowing its status is vital, especially if ...

We may receive a commission on purchases made from links. Car battery shopping has to be one of the least exciting parts about owning a car. Usually, it comes after several attempts at starting ...

iPad battery health is a key piece of information that Apple apparently wants to keep hidden from you. Unless you buy the latest iPad Pro or iPad Air, which have an iPhone-style Battery Health ...

Replacing a car battery was one of the first things I learned to do on a car. I’ve probably replaced a dozen batteries under various conditions — in my garage, outside in the snow, in a store ...

All of the power in the smartphone world won’t get you very far without a good battery to back it up. After all, you must keep the lights on to use your fancy cameras and premium processors.

The best laptops for battery life are capable enough to tackle your day-to-day tasks and power-efficient enough that you won't run out of juice unexpectedly. Everyone values battery life in a ...

The best power bank is more than just a battery, it's peace of mind. There are so many power banks to choose from, so we've tested the best of the bunch and you can be confident that our ...

Researchers at Linköping University in Sweden have developed a battery constructed from zinc and lignin that can be recharged over 8,000 times. This innovation aims to offer an affordable and ...