American electrical utilities do a pretty fantastic job of getting us electricity when we need it. In 2006, the power was out on average for just 0.03 percent of the year in the United States. But right now, this system depends ...
Energy & Green Tech
Oct 13, 2014
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A future where electricity comes mostly from low-carbon sources is not only feasible in terms of material demand, but will significantly reduce air pollution, a study published in the today's Proceedings of the National Academy ...
Energy & Green Tech
Oct 6, 2014
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Mobile lighting systems powered by hydrogen fuel cells are cleaner, quieter and now have a proven track record in applications such as nighttime construction, sports and entertainment events and airport operations, making ...
Energy & Green Tech
Sep 30, 2014
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New light has been shed on solar power generation using devices made with polymers, thanks to a collaboration between scientists in the University of Chicago's chemistry department, the Institute for Molecular Engineering, ...
Energy & Green Tech
Sep 19, 2014
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A team of Harvard researchers showed that the commonly found bacterium Rhodopseudomonas palustris can use natural conductivity to pull electrons from minerals located remotely in soil and sediment while remaining at the surface, ...
Cell & Microbiology
Mar 10, 2014
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(Phys.org) —Abu Dhabi's recent expensive renewable energy venture will neither allow the United Arab Emirates (UAE) to forgo construction of conventional energy generation, nor will it provide more than a token reduction ...
Energy & Green Tech
Feb 14, 2014
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(Phys.org) —Living without electricity in today's technological world may be difficult to imagine. Yet the reality of living without computers, mobile phones and entertainment systems, and managing a transport system thrown ...
Energy & Green Tech
Jan 28, 2014
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(Phys.org) —With one stomp of his foot, Zhong Lin Wang illuminates a thousand LED bulbs – with no batteries or power cord. The current comes from essentially the same source as that tiny spark that jumps from a fingertip ...
Nanophysics
Dec 10, 2013
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Through a process known as thermionic conversion, heat energy—such as light from the sun or heat from burned fossil fuels—can be converted into electricity with very high efficiency. Because of its promise, researchers ...
Energy & Green Tech
Dec 3, 2013
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(Phys.org) —Energy consumption continues to grow. The costs of generation and transmission of energy must come down for the increased consumption to be sustainable. Energy must be generated without depleting resources, ...
Energy & Green Tech
Nov 5, 2013
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