ZDNET's key takeaways Total battery capacity is only one factor influencing actual device longevity.Lab tests demonstrate how ...

After the release of iOS 26.2 and iOS 18.7.3 to the public, a new video has put both updates to the test. With battery life ...

Cold weather exposes weak batteries fast. Here’s how to spot the warning signs—and replace it before winter leaves you stuck.

As the electric vehicle (EV) market surges towards 2040, fueled by strong consumer enthusiasm, the need to address key concerns about EV range, reliability, and battery life has become critical.

A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

I recently upgraded to the Ring Battery Doorbell Pro and love all the features I'm used to using, but find some new safety ...

The Topdon BT200 Battery and Charging System Tester showed up at exactly the right time. I’ve gotten a couple of sporadic check engine lights from a low-voltage code with no noticeable difficulty ...

If your bike didn't start up this morning, or if you are simply wondering how to check the condition of your old battery before it gives out on you, the answer lies ahead. There are many ways to test ...

When it comes to formulating and testing battery materials, developers have a lot of options. While this may sound like a good thing, it also means that these teams must manage “multidimensional ...

At the BDC-Testing Center in Rochester, N.Y., batteries and energy storage systems are tested for performance, durability, and safety in a modern 18,000+ square foot facility. The test center is an ...