Researchers in the United States have recovered lithium from battery waste using an electrochemically driven recovery process. Lithium is a critical element used in rechargeable batteries and ...

LOS ANGELES — Lithium-ion batteries will displace nickel-metal hydrides (NiMH) as the rechargeable battery of choice in cell phones and personal computers this year, and lithium-polymers are hot on ...

A research team affiliated with UNIST has demonstrated a simple yet effective method to extend the lifespan of all-solid-state batteries—by simply stretching film-shaped electrolytes to improve safety ...

We spend so much money on tech that it's incredibly frustrating when our devices break. A little prevention can go a long way. Here are six checkups to give your tech now to avoid a shocking repair ...

You’ve likely heard advice on how to charge your phone to extend the battery’s lifespan. Perhaps you were told to begin charging it once the battery is nearly dead, to stop charging once the battery ...

Michael Kanellos is editor at large at CNET News.com, where he covers hardware, research and development, start-ups and the tech industry overseas. A battery technology that was touted nine years ago ...