The components in a home audio/video system are pretty complicated to anyone without a good understanding of electronics; but wire–good, old-fashioned wire–is something we can all understand. It’s ...

A river erodes its course. In an electric circuit, does the wiring get eroded by the current, atoms, electrons etc? — Bill "It's a reasonable analogy to think of an electric current acting like a flow ...

Electrons may not be the only movers and shakers among subatomic particles, but they do power the modern world. How much work do they actually do, and how fast are they? The answer is more complicated ...