The tennis center is the only professional sports venue certified by a group that's trying to preserve the night sky around the world.

Color temperature-shifting. Fading. Flickering. Flat-out failing. How many ways can an LED underperform to “10-year life” ...

LED bulbs come with a deal: Pay a little more than you would for incandescents, and in return you get years of use, lower energy bills and even smart features. And for the most part, they deliver-- ...

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 ...

Whether one of your lights went out and you only have an LED bulb on hand to replace it with, or you've decided to completely replace all of your incandescent and fluorescent lights with LED bulbs, ...

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 ...