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 ...

The compact fluorescent light bulb, once the undisputed energy-efficient alternative, is being overtaken by LEDs and will not be made or sold in the United States by G.E. by year’s end.

The curlicue compact fluorescent lamps (CFLs) oft touted as an Earth-friendly alternative to standard incandescent bulbs may cause skin damage, according to a new study by researchers at Stony ...

"These incandescent bulbs last about 900-1,000 hours. And all of the [compact fluorescent] bulbs we had in our ratings were still burning brightly after 3,000 hours," she says.

A proposed Department of Energy rule would phase out the use of compact fluorescent light bulbs as part of the Biden administration’s efforts to remove less energy-efficient bulbs from the market.

With a switch to energy efficient compact fluorescent (CFL) light bulbs already in full swing in the U.S. and elsewhere—Australia has banned incandescents, Britain will soon, and the U.S. begins ...

In the U.S., a 2007 law mandated that manufacturers must ensure that 40-watt bulbs draw no more than 10.5 watts of energy, while 60-watt bulbs must draw no more than 11 watts.

Besides being less efficient than LEDs, compact fluorescent light bulbs have trace amounts of mercury, a dangerous toxin. The average CFL has about 4 milligrams of mercury, according to EnergyStar.