Q: I went to use my hairdryer in the bathroom, but I discovered some of the outlets have stopped working. My GFCI test button won’t push in when I try to reset it, but nothing has tripped in the ...

A ground fault circuit interrupter (GFCI) protects people from shock, while an arc fault circuit interrupter (AFCI) protects people from fires that could result from electrical arcing of wiring inside ...

Few things are more convenient than an in-wall smart outlet when you want to turn a lamp or small appliance on and off, and the devices have been around almost as long as smart switches. But you haven ...

A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...