Woman installing an LED light bulb into a fixture - Goodlifestudio/Getty Images LED (light-emitting diode) bulbs are longer-lasting and more energy-efficient than their incandescent counterparts. But ...

Most of us are taught as children to turn the lights off as we leave a room, but cost-conscious families may be sitting in the dark unnecessarily when there's a cheap solution to light up their homes.

Thinking about using a 100W LED bulb in a 60W socket? Learn if it's safe, what the wattage ratings mean, and how to avoid ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

LED headlights throw extremely intense light with very little draw on your car's electrical system. Now that they're trickling down to the aftermarket, you can buy a simple plug-in "LED retrofit kit" ...

While there are still many challenges facing the LED before it becomes the primary light source, there is no question that LEDs will continue to be used in ever more lighting applications. Two ...

Volkmar Dierolf and an international team demonstrate the possibility of tuning the color of a GaN LED by changing the time sequence at which the operation current is provided to the device. A new ...

New research demonstrates the possibility of tuning the color of a GaN LED by changing the time sequence at which the operation current is provided to the device. A new technique -- the result of an ...