Most batteries you buy at the grocery store should be safe and effective. However, there are certain batteries you need to keep an eye out for. These, in particular, are the most dangerous batteries ...

Tiny droplets are powering big ideas in science. Researchers have developed a miniature, soft, and flexible lithium-ion battery made from biocompatible hydrogel. This new battery, smaller than a grain ...

Silicon waste from discarded solar cells is transformed into durable battery anodes through interface engineering, enabling high capacity and long cycle life using scalable, low-cost processes.

Battery costs continue to drop on a per-kWh basis, from $790 in 2013 to a record low $139 now, according to a survey by research firm BloombergNEF. A drop in the cost of raw materials and a plateau in ...

The deaths of three people and countless fires caused by exploding lithium-ion batteries have prompted a coronial inquiry into how to reduce the risks.