Lithium battery bags do work, but only to contain fires, not prevent them. For most users, they’re an inexpensive safeguard against rare but serious risks.

Researchers now have a clearer picture of the chemical mechanisms underlying lithium-ion batteries—and it could lead to faster, more efficient batteries for electric vehicles, portable electronics, ...

Wesley Chang is an assistant professor of mechanical engineering and mechanics at Drexel University. Rechargeable batteries are great for storing energy and powering electronics from smartphones to ...

New research from MIT could shed light on the inner workings of a new type of lithium ion battery, for the first time showing scientists why exactly it performs so well. Share on Facebook (opens in a ...

The recall by Snap involved rechargeable lithium-ion batteries that are sold with the Pixy Flying Camera, the CPSC said. The battery was sold separately from the camera but pairs with it. The Pixy is ...