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 ...

Ambient lighting is key for crafting a calm and cozy living space. Perfecting a great lighting scheme is easier and more affordable than you think. John Carlsen has more than a decade of experience ...

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 ...

Explore how a basic LED can be used as a tiny solar cell, generating measurable voltage under sunlight. This hands-on ...

LED therapy devices bring the spa to you, and the ones on this list can actually improve your skin Written By Written by Contributor, Buy Side Anneke Knot is a contributor to Buy Side and expert on ...