You don’t want to wait until the day your car doesn’t start to begin researching replacement car batteries. Eventually ...

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 ...

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 ...

Porsche has taken a majority stake in Varta’s e-mobility battery unit as the German automaker seeks to secure its supply of high-performance cells for its electric vehicles. Porsche on March 1 ...

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

Like many of the battery brands on this list, they might not look like much, but they got it where it counts. Varta batteries are about as average as it gets. The brand is available through most ...

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 ...

We may receive a commission on purchases made from links. In a world full of electronics, batteries have become an indispensable part of our day-to-day lives. From fitness trackers like Fitbit to ...