A battery is a device that stores energy in chemical form and can convert it into electric energy through electrochemical reactions. Europe’s demand for high-energy batteries is likely to ...

Battery cases must be able to add extra juice to your phone and provide damage protection. You’ll also want something that doesn’t interfere with your phone's features, like NFC or ports, nor ...

There are so many batteries out there that you probably walk past them at the store without even realizing it multiple times a week. In the olden times, such batteries were consistent purchases ...

Electric car battery life is one of the main concerns for those interested in buying an EV. Most electric cars use lithium-ion batteries – the same as the ones in your laptop or smartphone – and these ...

A car’s battery powers everything from starting the ignition to running electronics. But over time, the battery can lose its charge and experience a dip in performance. A typical sealed lead-acid (SLA ...

Enter gravity batteries, a technology that uses one of the simplest forces in nature—gravity—to store large amounts of energy. This approach, now being trialed in various forms worldwide ...

As we rely more and more on smartphones in our daily lives, stretching out battery life has become essential, especially since phone makers refuse to include batteries that last much longer than ...

Put a set of our Best Buy AA disposable batteries in your most power-hungry devices and they'll last more than three hours longer than the worst. For AAA batteries, our Best Buys last an hour and a ...

Without a doubt, our modern world would not be possible without the humble battery. These seemingly inconspicuous energy storage devices have quietly revolutionized how we live, work, and play.

If you had asked me a half-a-decade ago what I considered to be the weakness of modern smartphones, I'd have said the battery life. Phones used to last hours at a time, and you'd have to find a ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...