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 ...

Lithium-ion batteries are miraculous. They’re strong enough to run a vehicle, and they can be recharged at any outlet. Their commercial debut, in 1991, and popularization over the next two decades, ...

The chemical battery was invented in 1800 and named after the Italian chemist, Alessandro Volta, and it's safe to say that modern appliances and electronics would have a difficult time thriving ...