You probably have some type of LED (light-emitting diode) in just about every room in your home, whether it’s in a clock, computer display, appliance or piece audio/video gear, to name a few. And the ...

The bulb will be available at stores in early December for between $40 and $50. Offering warm, even light, it appears a real contender for nudging out the beloved incandescent bulb. Martin LaMonica is ...

Buying a light bulb can be complicated. If you don't take the time to figure out what type of bulb you need, it may not match the color of the other bulbs in the room or even work in your fixture.

LED light bulbs have surged in popularity over the past few years for several good reasons. They're energy-efficient, long-lasting, and versatile. Compared to traditional incandescent bulbs, LEDs use ...

The ubiquitous but highly inefficient 60-watt light bulb badly needs a makeover. And it could be worth millions in government prize money--and more in government contracts--to the first company that ...