Lithium-ion batteries power nearly everything we use today—smartphones, laptops, tablets, toothbrushes, and even electric cars. These rechargeable tools have revolutionized modern life, but they often ...

On Wednesday afternoon, I noticed that my phone was no longer sitting flush in its case. It took me a few minutes to realize that this was a big, honking sign of danger. The battery in my smartphone ...

While electric vehicles (EVs) have come a long way since their inception and are now some of the most satisfying vehicles to own, plenty of people would rather use a hybrid that combines an internal ...