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 ...

Lithium ion batteries are all around you because they're lightweight, powerful, and rechargeable. However, when damaged, overcharged, or improperly stored, they can overheat, catch fire, or even ...

During the oil crisis of the 1970s, a chemist at Exxon named M. Stanley Whittingham, working on a new type of rechargeable battery, discovered that lithium ions could slip inside the gaps in a layered ...

Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value. It’s used in billions of laptops, cellphones, power tools, and cars. Global sales top US $45 billion a ...

Magnesium is a promising candidate as an energy carrier for next-generation batteries. However, the cycling performance and capacity of magnesium batteries need to improve if they are to replace ...

With potential safety improvements and lower manufacturing costs, Na-ion batteries are coming of age at precisely the right ...

Better-than-advertised capacity, strong performance and convenient charging make these batteries particularly appealing ...