Researchers at Aalto University in Finland have designed a network proxy that can cut the power consumption of 3G smart phones up to 74 percent.
Nov 24, 2011
4.8 / 5 (14)
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Developing solar energy that is low-cost, lightweight, and energy efficient has proven to be one of the greatest challenges the science world faces today. Although current plastic solar cells are low in cost and easy to produce, ...
Nov 22, 2011
3.9 / 5 (8)
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By 2017, quantum physics will help reduce the energy consumption of our computers and cellular phones by up to a factor of 100. For research and industry, the power consumption of transistors is a key issue. ...
Nov 22, 2011
4.8 / 5 (16)
5
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Japan's emissions of carbon dioxide (CO2) due to energy generation rose 4.4 percent to 1.12 billion tonnes in the year to March, marking the first annual rise in three years, the government said Friday.
Nov 18, 2011
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2
A team at Stanford's School of Engineering has demonstrated an ultrafast nanoscale light emitting diode (LED) that is orders of magnitude lower in power consumption than today's laser-based systems and able ...
Nov 15, 2011
4.8 / 5 (11)
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Sonar and ultrasound, which use sound as a navigational device and to paint accurate pictures of an environment, are the basis of countless technologies, including medical ultrasound machines and submarine ...
Nov 14, 2011
5 / 5 (3)
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More than half of today's energy consumption is squandered in useless waste heat, such as the heat from refrigerators and all sorts of gadgets and the heat from factories and power plants. The energy losses ...
Nov 09, 2011
4.5 / 5 (4)
3
American energy use went back up in 2010 compared to 2009, when consumption was at a 12-year low. The United States used more fossil fuels in 2010 than in 2009, while renewable electricity remained approximately ...
Nov 09, 2011
5 / 5 (6)
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The world has just five years to avoid being trapped in a scenario of perilous climate change and extreme weather events, the International Energy Agency (IEA) warned on Wednesday.
Nov 09, 2011
3.9 / 5 (22)
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A new interagency report recommends systematic consideration of new metering technologies, called submetering, that can yield up-to-date, finely grained snapshots of energy and water usage in commercial and residential buildings ...
Nov 09, 2011
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2
Hewlett Packard (HP) sees a future in super-efficient data centers powered by the kinds of power-sipping computer chips used in smartphones and tablet computers.
Nov 03, 2011
3 / 5 (1)
3
Lowering energy consumption associated with computer data storage (specifically, cloud computing) and saving millions of dollars are possible now, thanks to new memory technology, a field that researchers at the University ...
Nov 02, 2011
5 / 5 (1)
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Authorities in Beijing have pledged to improve the way they measure air quality amid accusations they massively underestimate pollution in the Chinese capital, state media said Wednesday.
Nov 02, 2011
1 / 5 (1)
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Air pollution in Beijing reached "hazardous" levels on Monday, the US embassy said, as thick smog blanketed the city for the third day running, forcing the closure of highways and cancellation of flights.
Oct 31, 2011
5 / 5 (3)
5
Open refrigerated display cases holding eggs, cheese, drinks and more are a favorite of supermarket chains. Despite the easy access they offer customers, the inefficient energy-guzzlers cost retailers a huge ...
Oct 28, 2011
4.3 / 5 (3)
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