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.
LED light bulbs yield big savings in energy
One way the United States could slash its electricity use, dependence on fossil fuels and emissions of heat-trapping gases is really quite simple: better light bulbs.
Light bulb with 20-year life unveiled in US on Earth Day
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.
MASSIVE advances in aerodynamics
Engineers are closer to understanding, and therefore manipulating, invisible aerodynamic drag forces, that cause an estimated 50 per cent of transportation fuel to be lost before we can use it.
'Poisoning' corrosion brings stainless magnesium closer
(Phys.org) —In a discovery that could have major implications for the aerospace, automotive and electronics industries, scientists have found a way to dramatically reduce the corrosion rate of lightweight ...
Man builds most energy-efficient home he could
Saving money was never on Dennis Kaech's mind when he built his Olympia, Wash., home. But saving energy was.
Lightbulbs: The more efficient they get, the more light we use
This is a cautionary tale about a few porch lights. Once upon a time, porch lights had incandescent bulbs. Eventually, many residents subbed them out with those swirly compact fluorescent bulbs, which use a quarter of the ...
Solar energy could supply one-third of power in US West, study finds
(Phys.org) —Low-cost solar power could supply more than a third of all energy needs in the Western U.S., if the nation can hit its targets for reducing the cost of solar energy, according to a new study ...
Scientists save energy by lubricating wood
(PhysOrg.com) -- A little bit of lubrication could make a big energy saving when manufacturing sustainable biofuels and bio-chemicals from timber, according to research published in the journal Green Chemistry this month. ...
Being watched makes electricity users consume less
Magnetic power offers energy-saving alternative
The Office of Naval Research has designed a system that controls electrical flow for lighting, a highly efficient platform that may spark a new era of power savings.
The 22.8-year switch: GE's Energy Smart LED
As the common household incandescent bulb marches towards extinction (they'll be completely phased out in the U.S. by 2014), the "battle of the bulb" heats up with CFLs, LEDs, and a new long-lasting contender, ...
Schwarzenegger, 'green' gadgets at giant high-tech fair
The world's biggest high-tech fair kicks off Tuesday hosting guest-of-honour Arnold Schwarzenegger and offering cutting-edge solutions promising to beat the economic crisis as well as climate change.
California to require sun-blocking car windows
New cars sold in California must include windshields that block or absorb the sun's rays beginning in 2012, the state's Air Resources Board recently ruled.