Practical LED bulbs are now available from a number of sources. One manufacturer, Cree, Inc., reached a milestone in LED lighting with the development of a 75-watt replacement bulb more than 100 years ...

PolyBrite International Inc. makes LED lighting, as do scads of companies these days. But who else can boast of outfitting an entire neighborhood of Fort Knox, Ky., in one of the world's biggest ...

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When you think of a significant consumer lighting replacement bulb, the good ol’ 60W A-19 Edison-base bulb springs to mind because it commands the lion’s share of room lamps and many overhead room ...

The 2014 Nobel Prize in physics went Tuesday to three scientists who gave lighting a makeover by inventing blue LED lights. The award recognizes a seemingly commonplace innovation, but one that has ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Megan Wollerton Following a ...