This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. KANSAS CITY, Mo. — With an economic ...

That means inside every LED bulb are tiny circuit components -- and their soldered contact points -- which are far more vulnerable than the diode itself. The Lighting Research Center of the Rensselaer ...

Phoenix plans to convert its entire traffic signal system to light-emitting diode (LED) lamps by the end of 2011, which will save the city $600,000 a year, according to Lisa Honebrink, a spokeswoman ...

We may receive a commission on purchases made from links. Upgrading your home's lighting with energy-efficient LED bulbs can be a game changer for your electric bill while maintaining or even ...