The color temperature of a light, measured in kelvins, is its most noticeable characteristic. A candle, at 1900 K, appears orange. Daylight, at 5500 K, is much whiter and bluer. A 5500-K bulb, however ...

The Biden administration is unveiling a new proposed rule that, if enacted, would effectively phase out compact fluorescent light bulbs and move the US light bulb markets decisively to more ...

Dan was a writer on CNET's How-To and Thought Leadership teams. His byline has appeared in The New York Times, Newsweek, NBC News, Architectural Digest and elsewhere. He is a crossword junkie and is ...

Compact fluorescent light bulbs (CFLs) debuted in the 1980s and became popular a couple of decades later, when manufacturers improved their performance and fit. These bulbs are about 75% more ...

You see them in every grocery store and home center - those funny-looking curly compact fluorescent lights (CFLs) that are rapidly replacing the old round bulbs. And pretty soon, the Energy ...

Buying a light bulb can be complicated. If you don't take the time to figure out what type of bulb you need, it may not match the color of the other bulbs in the room or even work in your fixture.

In 1976, Good Times ruled TV, Gerald Ford was trying to "whip inflation now," and in Ohio, a new kind of light bulb was being invented. The man behind the CFL looks back. Michael Kanellos is editor at ...