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.

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 ...

High voltage is not something we usually tinker with at home. In fact, most of us are more comfortable working with non-lethal, low current, low voltage DC signals. When we do venture into the world ...