Even if you aren’t an electronics person, you probably have a working knowledge of circuit breakers. When the lights go out, you find the circuit breaker and flip it back to the on position. Most ...

Churning with voltage and resembling an explosion at the wire factory, the breaker panel exudes mystique. But it's just a big switch, filled with other smaller ­switches, which lead to the switches ...

Forbes contributors publish independent expert analyses and insights. I show you how to save and invest. With the recent market volatility, a reminder on how circuit breakers work may be timely.