Inductors are everywhere, from power supplies and filters to transformers and even your smartphone. But what exactly is an inductor, and how does it work? In this video, we break down the fascinating ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Q How does electricity move through wires? — Mollie Bryan, Madison, Wis. A Dan Ludois, professor of electrical and computer ...