Power from renewable energy sources is getting cheaper every year, according to a study released Wednesday, challenging long-standing myths that clean energy technology is too expensive to adopt.
Energy & Green Tech
Jun 6, 2012
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Biogas plants, combined heat and power plants don't just generate electricity, they also produce heat. However, unlike the electricity they yield, the heat generally dissipates unused. A new technology is set to change this: ...
Energy & Green Tech
Jun 6, 2012
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Japan on Wednesday inched closer to re-starting idle nuclear reactors, just weeks after the last one was switched off amid public disquiet following the disaster at Fukushima.
Energy & Green Tech
May 30, 2012
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Taking their cue from the humble leaf, researchers have used microscopic folds on the surface of photovoltaic material to significantly increase the power output of flexible, low-cost solar cells.
Optics & Photonics
Apr 27, 2012
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The intense interest in harvesting energy from heat sources has led to a renewed push to discover materials that can more efficiently convert heat into electricity. Some researchers are finding those gains by re-designing ...
Nanophysics
Apr 25, 2012
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Apparently, location, location, location is the latest twist on electric vehicles and the environment: Whether an electric car such as the Nissan Leaf protects the atmosphere from greenhouse gases depends on where it's charged, ...
Energy & Green Tech
Apr 17, 2012
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Austrian and Japanese researchers on Wednesday unveiled solar cells thinner than a thread of spider silk that are flexible enough to be wrapped around a single human hair.
Energy & Green Tech
Apr 4, 2012
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The least expensive way for the Western U.S. to reduce greenhouse gas emissions enough to help prevent the worst consequences of global warming is to replace coal with renewable and other sources of energy that may include ...
Energy & Green Tech
Apr 3, 2012
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A new edition of the Strategic Energy Technologies review has been published. This "2011 Technology Map", produced by the European Commission's in-house science service, the Joint Research Centre (JRC), provides a European ...
Energy & Green Tech
Mar 7, 2012
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(PhysOrg.com) -- Hydrogen fuel cells, in which the chemical energy of hydrogen is converted into electricity, offer the potential for a wide variety of applications, especially in transportation and power generation. Although ...
