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 ...

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 IDEA 2010 awards sponsored by the Industrial Designers Society of America took a shine to LED light bulbs this year. An LED bulb called EverLED took gold honors in the competition, the top award.

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 ...

A few years back, when I got my first LED-based lightbulb, it seemed natural to stick it into a wattmeter to get a sense of its efficiency. At under 15 Watts of power drawn, it clearly beat any ...

I wasn't sure the price was correct. Normally when I walk through Lowes, I check the price of LED bulbs. It seems they have always been between 11 and 15 dollars for the kind that would screw into a ...