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 ...

LED light bulbs are supposed to save consumers money while also sparing the environment, part of the reason why the federal government effectively banned the old-fashioned incandescent bulb on August ...

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 ...

Which LED light bulbs are best? Finding the best LED light bulbs for your house, office or otherwise can be more complicated than it seems. It’s easy enough to pick out a random A19 light bulb, but ...