Saving money does not mean giving up comfort or quality. Some upgrades lower costs while making daily life better. These ...

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 ...

Businesses, voters, utilities and politicians will be asking that question--or an equivalent form of it—several times over the next two decades. Should they invest in technology and projects that ...

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 ...

Along with being brighter, LED bulbs tend to use less power and have a much longer average lifespan compared to conventional halogen bulbs. Now that LED lighting technology has gotten significantly ...

Light emitting diodes - semiconductors that emit light - have put light bulbs back on the front page, arguably for the first time since Thomas Edison unveiled his bulb in 1879 to replace for kerosene ...

Zambia is attempting to convert the nation to energy-saving light emitting diode (LED) lightbulbs to help plug crippling power shortages that have hit mining and agriculture and imposed daily ...

The droplet-based electricity generator has a high energy-conversion efficiency and power density thousands of times bigger than its counterparts. The developers hope the tech will help to tackle the ...

Holiday lights are one of the fastest ways to send a December power bill soaring, but they are also one of the easiest places ...