Energy news
Harnessing the power of salt, Norway tries osmotic power
Nov 23, 2009 |
3.8 / 5 (4) |
4
After wind, sun, currents and tides, a company is preparing to make clean electricity by harnessing another natural phenomenon, the energy-unleashing encounter of freshwater and seawater.
NREL Uncovers Clean Energy Leaders State by State
Nov 24, 2009 |
3.4 / 5 (5) |
2
(PhysOrg.com) -- That California and Texas still lead the United States in generating renewable energy probably is no surprise. But, NREL's 2009 State of the States report shows that several smaller states ...
Seeking a Smarter Grid: Integrating Wind Energy by Linking Buildings to the Grid
Nov 24, 2009 |
not rated yet |
2
In utility parlance, wind energy is known as a “variable load.” That’s because wind is naturally unpredictable and inconstant. What’s worse, it is more likely to blow at night, when demand for electricity ...
ORNL 'deep retrofits' can cut home energy bills in half
Nov 25, 2009 |
3.7 / 5 (3) |
0
(PhysOrg.com) -- Oak Ridge National Laboratory has announced plans to conduct a series of deep energy retrofit research projects with the potential to improve the energy efficiency in selected homes by as ...
China harnesses mountain wind power
Nov 22, 2009 |
4.4 / 5 (12) |
3
In the mountains above the southwestern Chinese town of Dali, dozens of new wind turbines dot the landscape -- a symbol of the country's sky-high ambitions for clean, green energy.
KLM flies world's first 'passenger flight on biofuel'
Nov 23, 2009 |
5 / 5 (1) |
0
A Boeing 747, one of four engines powered by a 50-percent biokerosene mix, circled the Netherlands for an hour on Monday for what airline KLM called the world's first passenger flight using biofuel.
Advanced nuclear fuel sets global performance record
Nov 17, 2009 |
4.5 / 5 (20) |
1
(PhysOrg.com) -- Idaho National Laboratory scientists have set a new world record with next-generation particle fuel for use in high temperature gas reactors (HTGRs).
Pulling the plug on hybrid myths
Nov 19, 2009 |
3.8 / 5 (16) |
31
(PhysOrg.com) -- Whether you call them myths, urban legends, fables or old wives' tales, there's a lot of misinformation out there about plug-in electric hybrid vehicles. These vehicles, abbreviated PHEVs, ...
Battery Research Aims To Store Renewable Energy
Nov 19, 2009 |
4.1 / 5 (13) |
6
The biggest chemical battery in the United States is located near Interstate 90 in the small town of Luverne, Minn. The 80 ton device -- the size of two tractor-trailers stacked on top of each other -- stores ...
Liquid battery big enough for the electric grid?
Nov 19, 2009 |
4.3 / 5 (6) |
3
(PhysOrg.com) -- There's one major drawback to most proposed renewable-energy sources: their variability. The sun doesn't shine at night, the wind doesn’t always blow, and tides, waves and currents fluctuate. ...
Metal-Air Battery Could Store 11 Times More Energy than Lithium-Ion
Nov 05, 2009 |
4.4 / 5 (48) |
12
(PhysOrg.com) -- A spinoff company from Arizona State University plans to build a new battery with an energy density 11 times greater than that of lithium-ion batteries for just one-third the cost. With a ...
Japan eyes solar station in space as new energy source
Nov 08, 2009 |
4.8 / 5 (23) |
32
It may sound like a sci-fi vision, but Japan's space agency is dead serious: by 2030 it wants to collect solar power in space and zap it down to Earth, using laser beams or microwaves.
Solar Cells with LEDs Provide Inexpensive Lighting
Nov 09, 2009 |
4.4 / 5 (17) |
2
(PhysOrg.com) -- Of the 1.5 billion people in developing countries who do not have electricity, many rely on kerosene lamps for light after the sun goes down. But now, researchers from Denmark have designed ...
Calif. requires TVs to be more energy-efficient (Update)
Nov 18, 2009 |
5 / 5 (2) |
1
(AP) -- California regulators adopted the nation's first energy-efficiency standards for televisions Wednesday in hopes of reducing electricity use at a time when millions of American households are switching ...
Solar power generation around the clock
Nov 05, 2009 |
4.6 / 5 (29) |
15
(PhysOrg.com) -- A Californian company, SolarReserve, is developing a solar power system that can store seven hours' worth of solar energy by focusing mirrors onto millions of gallons of molten salt, allowing ...
