Replacing a light bulb used to be simple. But now that old models of incandescent bulbs have been phased out, we’re swamped with choices. How do we know whether to buy an LED, CFL, or halogen ...

Households can reduce their energy bills and cut their contribution to greenhouse gas emissions by switching to more efficient lighting, but what’s the best strategy to maximize savings in cost, ...

Taylor Martin has covered technology online for over six years. He has reviewed smartphones for Pocketnow and Android Authority and loves building stuff on his YouTube channel, MOD. He has a dangerous ...

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 Natural Resources Defense Council's light bulb buying guide helps consumers know how to replace old "watt" bulbs with the new ones expressed in lumens. (Natural Resources Defense Council) If you ...

Portland, Ore. — Light bulbs create more heat than light. But a professor at Rensselaer Polytechnic Institute (Troy, N.Y.) has invented a 99 percent efficient, omnidirectional reflector that he claims ...

LED light bulbs are getting cheaper and more energy efficient every year. So, does it make sense to replace less-efficient bulbs with the latest light-emitting diodes now, or should you wait for ...

Researchers are developing new technology that could replace the household light-bulb within three years. Light Emitting Diodes (LEDs), already used in electrical equipment such as computers and ...