A prize-winning, super energy saving LED bulb from Dutch electronics giant Philips, said to last over 20 years, went on sale online and in stores Sunday to coincide with Earth Day.
Energy & Green Tech
Apr 22, 2012
44
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(AP) -- How much would you pay for an amazing, state-of-the-art light bulb? Shoppers will be asking themselves that very question at Home Depot and other outlets starting Sunday - Earth Day - when the bulb that won a $10 ...
Energy & Green Tech
Apr 16, 2012
33
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(PhysOrg.com) -- It took Thomas Edison two years and over 3,000 experiments to develop a marketable light bulb. It has taken 10 times that long and who-knows-how-many experiments to develop a system that is far more complicated: ...
Engineering
Apr 4, 2012
13
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If you follow the clean energy dialogue, then you may have encountered discussions about the role of rare earth metals at some point in the last year or two. If not, read on, because rare earths should not be a rare topic ...
Energy & Green Tech
Apr 3, 2012
1
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Most light emitters, from candles to light bulbs to computer screens, look the same from any angle. But in a paper published this week on the Nature Photonics website, MIT researchers report the development of a new light ...
Optics & Photonics
Mar 12, 2012
1
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The invention of a long-lasting incandescent light bulb in the 19th century spurred on the second wave of the industrial revolution, illuminating homes, extending leisure time and bringing us to the point today where many ...
Energy & Green Tech
Feb 28, 2012
0
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A new technique that paves the way for manufacturing affordable LED light bulbs is to be exploited in the UK, in a deal that researchers say could have a dramatic impact on carbon emissions.
Energy & Green Tech
Feb 7, 2012
1
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Scientists study the movement of charge carriers to design an organic LED that is energy efficient and still casts a warm, natural glow.
General Physics
Feb 1, 2012
4
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A California startup out to change the world shined at the Consumer Electronics Show on Thursday with a light bulb blending beauty and efficiency with love for the Earth.
Energy & Green Tech
Jan 13, 2012
23
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Congress has dodged a government shutdown, agreeing to a $1 trillion spending bill that features a variety of rare compromises. Both Democrats and Republicans won some concessions, and it's too early to say who came out on ...
Energy & Green Tech
Dec 26, 2011
58
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