Novel inline hydropower system for power generation from water pipelines
Generating electricity from water is not a new thing. Hydro power stations have already sprung up across the world in China, United States and Canada. However, scientists will not stop exploring advanced technologies for ...
Dec 11, 2012
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LEDs winning light race to save energy, the environment: report
Today's light-emitting diode light bulbs have a slight environmental edge over compact fluorescent lamps. And that gap is expected to grow significantly as technology and manufacturing methods improve in ...
Sep 05, 2012
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Rebates to cut price of $60 LED bulb
(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 ...
Apr 16, 2012
4 / 5 (6)
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GOP wins battle of the bulb
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 ...
Dec 26, 2011
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At two universities, pedaling produces electrical power
As four women stepped onto exercise machines and began their workouts at Drexel University's recreation center, a small neon sign nearby began to glow.
Sep 26, 2011
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Mercury vapor released from broken compact fluorescent light bulbs can exceed safe exposure levels
Once broken, a compact fluorescent light bulb continuously releases mercury vapor into the air for weeks to months, and the total amount can exceed safe human exposure levels in a poorly ventilated room, according ...
Jul 06, 2011
5 / 5 (2)
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Physicists observe 'campfire effect' in blinking nanorod semiconductors
When semiconductor nanorods are exposed to light, they blink in a seemingly random pattern. By clustering nanorods together, physicists at the University of Pennsylvania have shown that their combined "on" time is increased ...
Jun 23, 2011
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Texas light bulb bill would skirt federal plan
Texas could soon be in a position to turn the lights off on a federal plan to phase out certain light bulbs.
Jun 14, 2011
4.1 / 5 (8)
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Energy saving lamp is eco-winner
In a new study, EMPA researchers have investigated the ecobalances of various household light sources. In doing so not only did they take into account energy consumption, but also the manufacture and disposal processes. They ...
Oct 22, 2010
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NREL Finds a Way to Give LEDs the Green Light
(PhysOrg.com) -- Light bulbs that last 100 years and fill rooms with brilliant ambiance may become a reality sooner rather than later, thanks to a National Renewable Energy Laboratory discovery.
Apr 05, 2010
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Researchers Develop Nanofiber-Based Technology to Make Energy-Efficient Lighting
(PhysOrg.com) -- RTI International has developed a revolutionary lighting technology that is more energy efficient than the common incandescent light bulb and does not contain mercury, making it environmentally ...
Feb 10, 2010
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Company Claims ESLs to be the Future of Light Bulbs (w/ Video)
(PhysOrg.com) -- While compact fluorescent lights (CFLs) are currently the primary alternative to incandescent light bulbs, a company from Seattle predicts that its own novel light bulbs will eventually replace ...
Sep 16, 2009
3.4 / 5 (25)
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Greenlighting a greener world (w/ Video)
Just a few years ago, most conversations Christian Wetzel had about his research began with a quick explanation of LEDs.
Sep 02, 2009
3.6 / 5 (5)
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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.
Jul 22, 2009
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