BOSTON/SHANGHAI -- Lithium-ion batteries power everything from smartphones to electric vehicles, and have changed our lives so profoundly that their development earned this year's Nobel Prize in chemistry.
Ultralight lithium-metal batteries spark interest from Apple, Huawei and DJI

Lithium-metal batteries are more efficient than lithium-ion ones, but safety remains a concern.
BOSTON/SHANGHAI -- Lithium-ion batteries power everything from smartphones to electric vehicles, and have changed our lives so profoundly that their development earned this year's Nobel Prize in chemistry.