It sounds like a school experiment, but the potato battery still fascinates scientists and students alike. By inserting two ...

There are two main types of electrical current that flow through your home: Alternating and direct. The vast majority of devices around you are powered by alternating current. By allowing electrons to ...

This video explains how inductors work and how they store energy in a magnetic field when electrical current flows through them. Inductors are passive components used to resist sudden changes in ...

A technological battle burned hot between these two geniuses and their competing visions for the future of electricity.

Since even employees who indirectly work with electricity can be at risk, employers and workers need to take steps to prevent electricity-related injuries and fatalities on job sites. Did you know ...

After a year of trial and error, Liyang Chen had managed to whittle down a metallic wire into a microscopic strand half the width of an E.coli bacterium — just thin enough to allow a trickle of ...