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 ...

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 ...

and manganese for the production of new rechargeable batteries. Current hydrometallurgical methods for the reprocessing of spent lithium-ion batteries are based on acid or ammonia leaching processes.

One important change is a new laptop battery indicator that visualizes the charge level with new symbols. This change was actually supposed to be implemented last month, but the release was ...

Korean researchers have developed advanced Ni-rich cathodes that improve all-solid-state battery performance, offering longer lifespans and greater energy efficiency.

Today, many of these have been replaced with rechargeable batteries, but there are still some uses for the good old-fashioned AA battery. They still power most TV remotes and while cameras have ...

The smaller battery packs boast well over 40,000 reviews rating them a stellar 4.8/5 star rating. These rechargeable batteries use NIMH battery chemistry. The AA battery stores up to 2,000mAh and ...

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 ...

And most importantly, BMW is investing billions of dollars in new battery technology, including a new controller it calls the “Energy Master.” As the political winds shift, BMW hopes doubling ...

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 ...