Battery testers come in various shapes and sizes and can be used for different types of batteries. However, when it comes to small batteries, not all testers are created equal. The best battery ...

Eos went public via a SPAC, suffered and came back to life. Various estimates put grid scale battery market at over $1 ...

Chinese researchers have taken a step towards energy autonomy with the design of a nuclear mini battery. The possibility of a nearly inexhaustible energy source for long-distance space missions or ...

Car battery shopping has to be one of the least exciting parts about owning a car. Usually, it comes after several attempts at starting the vehicle, or after you had to call AAA to jump a dead ...

Macworld Premium smartphone manufacturers have been steadily improving battery life for years, and Apple is no exception. In ...

A Canadian company called Cyclic Materials is working to create a circular supply chain for rare earth elements (REEs) using advanced recycling processes. The company just secured $53 million via ...

Through a combination of bigger batteries and greater efficiency, Apple has drastically improved iPhone battery life over the ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile ...

IN THEir QUEST to build a better battery, researchers have blazed a trail through the elements of the periodic table. The earliest prototype cells ran on nickel and cadmium; successors have used ...

What is the best solar battery overall? We've evaluated many solar batteries over the course of the year, and the Bluetti EP900 Home Battery Backup is CNET's pick for the best solar battery ...

The executive also claimed that the X200 Pro Mini has a larger battery than Pro Max iPhones. For what it’s worth, the iPhone 15 Pro Max has a 4,441mAh battery while the iPhone 16 Pro Max has a 4 ...