Image: Contrails carry clues to more eco-friendly flights
Puffy white exhaust contrails stream from the engines of NASA's DC-8 flying laboratory in this image taken from an HU-25 Falcon flying about 300 feet behind.
Puffy white exhaust contrails stream from the engines of NASA's DC-8 flying laboratory in this image taken from an HU-25 Falcon flying about 300 feet behind.
Energy & Green Tech
Mar 12, 2013
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Cities are major players in the climate change game. More than half of the world's population lives in urban areas and over 70% of global GHG (greenhouse gas) emissions can be attributed to cities. A case study of Toronto ...
Environment
Feb 6, 2013
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By taking a "bottom-up" approach, researchers at the University of Illinois at Urbana-Champaign have observed for the first time that "size does matter" in regards "pyroelectricity"—the current/voltage developed in response ...
Nanophysics
Jan 8, 2013
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(Phys.org)—The United States could eliminate the need for crude oil by using a combination of coal, natural gas and non-food crops to make synthetic fuel, a team of Princeton researchers has found.
Energy & Green Tech
Nov 28, 2012
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Steve Ciatti, a mechanical engineer at Argonne National Laboratory west of Chicago, modifies diesel engines.
Energy & Green Tech
Nov 8, 2012
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(Phys.org)—Scaling up the production of biofuels made from algae to meet at least 5 percent – about 10 billion gallons – of U.S. transportation fuel needs would place unsustainable demands on energy, water and nutrients, ...
Energy & Green Tech
Nov 2, 2012
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(Phys.org)—The Physical Internet – a concept in which goods are handled, stored and transported in a shared network of manufacturers, retailers and the transportation industry – would benefit the U.S. economy and significantly ...
Economics & Business
Oct 16, 2012
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(Phys.org)—General Electric has unveiled its new line of highly efficient natural gas burning turbines for use in generating electricity. The new turbines are able to rapidly increase or reduce their power output to meet ...
(Phys.org)—Fans call it the first "electric super car" for a reason. The UK-built on Thursday smashed the UK electric car land-speed record, topping 151 mph. The Nemesis was at an airfield near York, completing two runs ...
Engineers at Oregon State University have made a breakthrough in the performance of microbial fuel cells that can produce electricity directly from wastewater, opening the door to a future in which waste treatment plants ...
Energy & Green Tech
Aug 13, 2012
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