Organic solar cells have the potential to convert sunlight into electrical energy in an economical and environmentally friendly fashion. The challenge is that they still work less efficiently than inorganic semiconductors. ...
Nanomaterials
Oct 24, 2011
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A sorghum hybrid that does not flower and accumulates as much as three times the amount of stem and leaf matter may help the bioenergy industry, according to a study appearing today in the Proceedings of the National Academy ...
Biotechnology
Sep 27, 2011
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Energy prices and environmental concerns are driving the United States to rethink its energy mix and to develop domestic sources of clean, renewable energy.
Energy & Green Tech
Sep 21, 2011
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The new chief of the International Energy Agency Maria van der Hoeven said Wednesday nuclear power will have a place in the future despite the Fukushima catastrophe and the decision by some countries to opt out.
Energy & Green Tech
Sep 7, 2011
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A Google search for "world water shortage" will produce more than four million results in 0.17 seconds. It will also use a tenth of a teaspoon of water, experts say.
Environment
Aug 24, 2011
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Despite the uncertainties surrounding climate change, it is time to start developing effective strategies that will keep the nation's transportation systems and other critical infrastructure running in the face of the adverse ...
Environment
Aug 22, 2011
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Japan's largest mobile phone operator, NTT DoCoMo, plans to start powering its cellphone tower network with renewable energy such as solar, wind or biomass, the company said Friday.
Energy & Green Tech
Jul 8, 2011
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Say what you will about bird brains, but our feathered friends sure have us -- and all the other animals on the planet -- beat in the vision department, and that has a bit to do with how their brains develop.
Biochemistry
Jun 23, 2011
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Aircraft maintenance can be time consuming and expensive. It is much simpler if the airplane itself reports, where maintenance is required. The best solution is an approach for the sensor network, which even provides its ...
Engineering
Jun 14, 2011
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Greenhouse-gas emissions by the 27 members of the European Union fell by 7.1 percent in 2009 over 2008, driven by economic recession but also a switch to renewable energy, the European Environment Agency (EAA) said on Tuesday.
Environment
May 31, 2011
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