EarthTalk: What are some low-cost ways to make a home green?
Dear EarthTalk: What are some simple low-cost improvements I can do to my home to make it greener? (Stefan Lonce, via e-mail)
Environment
Aug 11, 2009
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Page 29 - News tagged with bulb
A bright idea: Philips lets flat lights out of lab
(AP) -- Someday, our ceilings and walls might radiate light, illuminating indoor spaces as brightly and evenly as natural daylight.
Hi Tech & Innovation
Jul 22, 2009
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OLED Tunes its Colors for Sunlight-Style Illumination
(PhysOrg.com) -- Scientists have developed a lighting device that can change its color temperature throughout the day, matching the natural daylight chromaticities produced by the sun. Currently, no other type of lighting ...
Diode lights offer bright future for low energy
German scientists said Wednesday they had tweaked organic light-emitting diodes (OLEDs) -- the materials used in flat-screen TVs, laptop computer screens and mobile phone displays -- to become flexible, energy-efficient sources ...
Engineering
May 13, 2009
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Tiny particles make LED light more pleasing
(AP) -- Light-emitting diodes are prime candidates for replacing inefficient incandescent bulbs, but have a few things working against them. They can provide a pleasing warm light or they can be energy-efficient, but they ...
Nanomaterials
May 5, 2009
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Researchers shine light on compact fluorescent bulb problems
Long touted as an energy-saving alternative for home lighting, compact fluorescent lightbulbs (CFLs) now have the potential to be even more efficient, as well as dimmable, thanks to research at Queen's University.
Engineering
Apr 7, 2009
5
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Cheap, efficient white light LEDs new design
Roughly 20 percent of the electricity consumed worldwide is used to light homes, businesses, and other private and public spaces. Though this consumption represents a large drain on resources, it also presents a tremendous ...
General Physics
Apr 7, 2009
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Low-cost LEDs to slash household electric bills
A new way of making LEDs could see household lighting bills reduced by up to 75% within five years.
Engineering
Jan 29, 2009
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