The RingConn Gen 2 packs plenty of health-tracking features and has the longest battery life I've seen on a smart ring.

Consumer Reports explains how hot weather affects your car battery and shares tips for ensuring reliable starts in summer months.

Solid-state batteries have long been elusive, but a firm that supplied cells to the Defense Department could be first to get them into consumer electronics.

Solid-state batteries have long been elusive, but a firm that supplied cells to the Defense Department could be first to get them into consumer electronics.

Aging batteries have long frustrated both scientists and users. But a recent study brings promising news. A new approach based on oxygen-redox (OR) chemistry could make batteries last longer ...

From budget-friendly Tecno and Infinix models to the flagship Samsung Galaxy S25 Ultra, our top picks ensure you stay powered through Nigeria's unpredictable power, endless traffic jams.

I tested a battery-powered security camera with color night vision - and can't go back Brand-exclusive features made the Arlo Pro 5S 2K challenging for me to recommend to everyone.

After a long run, Google is sunsetting two of its signature Nest products and consequently withdrawing as a manufacturer in two key smart home categories. Google has just announced that it’s ...

A battery that's safer and cheaper than lithium-ion while offering comparable energy density? That sounds like a pipe dream. But such a battery is in fact in the works, using a chemistry of ...

A breakthrough technology from EZVIZ allows battery-powered cameras to record continuous video with longer battery life and better motion detection.