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America’s ban on incandescent light bulbs, 16 years in the making, is finally a reality. Well, mostly. A rule issued in 2007, rolled back by the Trump administration, and updated last year by the ...

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 ...

If you have been in a lighting or hardware store recently, you may have noticed something missing—incandescent light bulbs. These are the types of bulbs we have been using since the days of Thomas ...

At this point you're likely familiar with the often-touted upsides to using LED (light-emitting diode) bulbs instead of incandescent (glass with a heat-based filament) ones. LED bulbs are said to last ...

Martin LaMonica is a senior writer covering green tech and cutting-edge technologies. He joined CNET in 2002 to cover enterprise IT and Web development and was previously executive editor of IT ...

45 lumens per watt is now the bar. 45 lumens per watt is now the bar. is a senior editor and founding member of The Verge who covers gadgets, games, and toys. He spent 15 years editing the likes of ...

It might not be something that keeps you up at night, but the type of lightbulbs you choose to illuminate your space with could make a significant difference in your living experience, according to ...

This week marks not just the start of a new year, but a bright new day for energy conservation. Or maybe it’s the tragic end of an era, with a beloved product now wiped out of existence by a ...

The incandescent light bulb has been around since the late 1800s, but the venerable technology’s dominance seems just about over. On January 1, 2014, in keeping with a law passed by Congress in 2007, ...