Let there be—well, you know how the saying goes. Electricity is the undercurrent of our home, powering our appliances and lighting our hallways. Most of us are fine left in the dark regarding the inner workings of electrical wiring and circuit breakers…until you’re, quite literally, in the dark. Use our expert guidance to help identify the wires behind your wall, learn how to protect your home’s electrical system, and source a list of professional electricians you can call when you’re frazzled.