Got a shattered CFL on your hands? Worried about mercury? Don't panic -- we'll show you how to clean it up safely and dispose of it responsibly.

What are compact fluorescent lightbulbs? CFLs provide illumination by way of an electric current sent through a tube filled with argon and a small amount of mercury.

Q I'm having a hard time finding a good dimmable CFL lightbulb, especially for recessed lighting. When I dim the lights, the dimmer makes a loud buzzing noise. The sound is loud enough to be ...