EnvironmentJanuary 2, 2014
Why My Parents have a Closet Full of Lightbulbs
Energy-inefficient incandescents are being phased out, sparking concern among some consumers
Lightbulb Frenzy in the 21st Century
Thomas Edison's incandescent lightbulb for commercial use received major upgrades in the past few years, enabling new regulations for energy efficiency and forcing consumers to grapple with new options
EnvironmentApril 2, 2013
Blinded by the Light: Wrecked Up by Our Juice, Another Citizen of the Night [Slide Show]
Light pollution is blurring out the night sky
March 8, 2013
Cheap LED Light May Light Up Market
The new bulb-shaped set of light-emitting diodes only costs less than $20
EnvironmentFebruary 4, 2013
Can Sunshine Light Skyscrapers Instead of Bulbs?
Using the sun to light office buildings instead of electricity saves energy. But is it affordable?
EnvironmentSeptember 15, 2012
The Dark Side of LED Lightbulbs
July 25, 2012
Can Compact Fluorescent Lightbulbs Damage Skin?
A new study suggests that certain types of the energy-saving lightbulbs can become damaged and then may hurt skin cells
January 1, 2012
How to Buy a Better Lightbulb
The U.S. is phasing out energy-hog lightbulbs in January. How do the alternatives stack up?
TechnologyMarch 18, 2009
LED There Be Light
More energy-efficient light-emitting diodes are rapidly becoming the preferred lighting solution worldwide
EnvironmentApril 10, 2008
Are Compact Fluorescent Lightbulbs Dangerous?
Compact fluorescent lightbulbs contain a minuscule amount of mercury, and you can't safely ignore potential contact with it
EnvironmentMarch 27, 2008
Does Turning Fluorescent Lights Off Use More Energy Than Leaving Them On?
Incandescent lightbulbs are lumbering toward extinction. Now, how best to use their energy-efficient replacements?