The Incredible Shrinking Energy Use of a Light Bulb. Thanks to rapid gains in efficiency, home lighting accounts for a much smaller share of the world’s power consumption than it used to.

In a little more than a year, more than half a billion people in nearly 30 nations around the world will bid adieu to the incandescent light bulb. Last week, the European Union joined Australia ...

General Electric and the light bulb have been inextricably linked for the past 126 years. Now, GE is having a hard time getting rid of its founding product.

In 1879, the American inventor Thomas A. Edison produced a reliable, long-lasting electric light bulb in his laboratory. By the late 1880s, ...

The warm glow of an old electric light-bulb, which has been banned in many countries because it is so energy inefficient, may soon be making a comeback following a breakthrough in “light ...

Looks like the bulb’s lit, but no electricity’s needed. Someday, all houses will be lit this way. How many dead light bulbs does it take to have a happy blackout?

Turning off the lights and other electric appliances when you aren't using them is one of the most basic steps you can take to reduce your energy usage and save money on your electricity bill. Just ...

What is dirty electricity? Nontoxic living expert Sophia Ruan Gushee explains the concept and discusses ways to reduce your risk factor at home. How many women does it take to change a light bulb ...

Bulbs that once cost £20 can now be purchased for £5, says the Energy Saving Trust. But will switching to low energy use bulbs save you money and keep your home bright enough?