You probably already know how to reset a circuit breaker, but what about your kids or baby-sitter? Use this tutorial to show ...

Circuit breakers were triggered in Japan, South Korea and Taiwan's stock markets as they reacted to President Donald Trump's sweeping tariffs on Monday, with U.S. markets opening the week sharply ...

Trading on the New York Stock Exchange was halted briefly Monday morning when the S&P 500 index fell 7%. Here's how these automatic circuit... Six minutes after trading began on the New York Stock ...

Circuit breakers are used in a variety of ways. They are mounted in panelboards to protect branch circuit wiring, and they are built into equipment to protect it. With this range of applications, it's ...

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 ...

U.S. stocks had gone more than 20 years without a market-wide trading halt. We've now tripped the so-called circuit breakers two times in four days. On Monday, March 9, the S&P 500 fell 7% within ...