LED lightbulbs have slashed the amount of energy we use to light our homes. New data illustrate just how much. Jon covers artificial intelligence. He previously led CNET's home energy and utilities ...

As a kid, I was inspired by the decorative lighting in my grandparents' finished basement. They had festooned the place with multicolored C9 string lights (aka old-school Christmas lights) from wall ...

Once upon a time, buying a lightbulb meant choosing an incandescent one of between 25 and 100 watts, depending on how bright you wanted the light to be and the fixture you were putting it in. You ...

Do smart bulbs really save energy? It all comes down to the power they use versus the savings their smart features offer — ...

At this point you're likely familiar with the often-touted upsides to using LED (light-emitting diode) bulbs instead of incandescent (glass with a heat-based filament) ones. LED bulbs are said to last ...