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Q: Every few hours—sometimes minutes!—my living room and one side of my kitchen lose electrical power. I’ll check the breaker panel and, sure enough, a circuit breaker has tripped…again. Should I call ...

Many transfer switches come with a piece of flexible metal conduit (FMC) to connect them to your main service panel, for all ...

Suppose you have a 60A breaker supplying a branch circuit. What size conductors do you need for that circuit? One table in the NEC says No. 8; another says No. 4. Which one is right? What does the ...

Electricians always carry non-contact voltage testers with them, and you should have one, too. They’re inexpensive and easy to use, and they help keep you safe when doing DIY electrical work. Solution ...

It's no secret, nor is it a mystery, that water and electricity do not mix. We never want to get water on or in any of our electronics, much less our outlets. Unfortunately, it can still happen ...

Electricity powers everything from your phone to your refrigerator—but have you ever wondered how it’s controlled inside a ...

The 2025 Nobel Prize in physics honors three quantum physicists—John Clarke, Michel H. Devoret and John M. Martinis—for their study of quantum mechanics in a macroscopic electrical circuit. The Nobel ...

What do you do when your phone needs to be charged? You take a cable, plug in the phone, and boom: It's charging. What if you want to connect an external monitor to your laptop? Yup, there's an HDMI ...