Those little buttons found on many outlets are part of a device called a ground-fault circuit interrupter or GFCI. Here's ...

Close up of a power strip with outlets and buttons visible. - Donnichols/Getty Images Power strips and surge protectors aren't complicated. They often have minimal buttons, usually a power button or ...

Have you ever been in a rush getting ready in the morning, only to have nothing happen when you plug in your trusty hairdryer to turn it on? When unplugging and plugging again doesn't work, perhaps ...