Recently I spent an afternoon changing all the light bulbs in my home to fluorescent devices. It's not mandatory in the U.S., but it saves energy. In places where it is mandatory, like England, ...

Three: a halogen, a CFL, and an LED. (Rimshot.) Don't get it? You will on Jan. 1, 2014. That's when manufacturers will stop producing 60-watt and 40-watt incandescent lightbulbs to comply with a ...

We all know how energy efficient compact fluorescent bulbs are, and we’ve all been hearing for the past couple years how we should replace every light bulb in our house with a CFL. But have you ever ...

Compact fluorescent light bulbs (CFLs) are poised to replace those familiar incandescent bulbs we’ve been using since electricity became a household necessity. Among their benefits: • CFLs use 90 ...