This video explains what capacitors are and how they store and release electrical energy in electronic circuits. Capacitors ...

Lithium is a critical mineral used in batteries for electric vehicles, grid storage, and a host of personal electronics. It ...

In a study published Sept. 18 in the journal Science, the scientists noted that this battery can operate at 194 degrees F (90 ...

Learn how to uncover the hidden iPhone features that are secretly draining your battery and how to turn them off for good.