The circuit breaker is one of the most important but least understood parts of your home electrical system, keeping you safe from electrical fires. Appliance Science looks at how they work.

Here are the five steps our pros recommend for safely fixing your loose outlets: The first step is simple. Skelly says, ‘Turn the circuit off and confirm it is off before you start.’ How do you ...

Unless storms bring down power lines, electrical systems are remarkably reliable and safe due to strict codes and built-in safety features. They cover all but a few weak links that appear mainly in… ...