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 ...

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 ...

Early adopters of LED lighting will remember 50,000 hour or even 100,000 hour lifetime ratings printed on the box. But during a recent trip to the hardware store the longest advertised lifetime I ...

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 ...

Until a week ago, I was still holding on to a few CFL (Compact Fluorescent Lamp) bulbs in some parts of my apartment. That all changed when two of them in my bathroom sputtered out. I tried ...

The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...