They’re inexpensive and easy to use, and they help keep you safe when doing DIY electrical work. Solution: Test. Use. Verify. First, test the tester by holding it to a known live circuit, like a ...

The first sign is silence. The fridge quits its tiny opera. The Wi-Fi blinks a farewell. Somewhere, a neighbor yells, “Is it just me?” Nope. The lights are out, but this is not the apocalypse; it’s ...