In 2005, President George W. Bush and American corn farmers saw corn ethanol as a promising fossil fuel substitute that would reduce both American dependence on foreign oil and greenhouse gas emissions. Accordingly, the 2005 ...
Energy & Green Tech
Jan 17, 2013
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(Phys.org)—The prospect of creating clean, renewable hydrogen fuel is closer than ever after a breakthrough in our understanding of photosynthesis.
Materials Science
Nov 12, 2012
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(Phys.org)—Look what an Australian designer would like us to roll with in a no-emissions future: A motorcycle powered by nothing but air. Adding to a growing portfolio of ideas centered around compressed-air engines, this ...
(Phys.org) -- For the first time, engineers at the University of New South Wales have demonstrated that hydrogen can be released and reabsorbed from a promising storage material, overcoming a major hurdle to its use as an ...
Nanomaterials
Aug 15, 2012
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Just beneath the placid, sailboat-dotted surface of Narragansett Bay, torpedo-shaped vehicles spin and pivot to their own rhythm, carrying out missions programmed by their U.S. Navy masters.
Engineering
Aug 8, 2012
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Technology alone won't help the world turn away from fossil fuel-based energy sources, says University of Oregon sociologist Richard York. In a newly published paper, York argues for a shift in political and economic policies ...
Environment
Mar 19, 2012
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Hydrogen fuel cells, like those found in some "green" vehicles, have a lot of promise as an alternative fuel source, but making them practical on a large scale requires them to be more efficient and cost effective.
Materials Science
Mar 15, 2012
2
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As the United States transitions away from a primarily petroleum-based transportation industry, a number of different alternative fuel sources—ethanol, biodiesel, electricity and hydrogen—have each shown their own ...
Energy & Green Tech
Feb 3, 2012
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Brazil's Belo Monte hydroelectric dam in the heart of the Amazon will have fewer environmental effects than fossil-fuel alternatives and will be cheaper than other renewable energy sources, state media said Sunday.
Environment
Dec 12, 2011
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(PhysOrg.com) -- Urine can be an abundant fuel for electricity generation, according to British scientists in the first study of its kind.
Materials Science
Nov 1, 2011
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