(Phys.org) —Sub-Saharan Africa has foreign investors flocking to buy its fertile land. Sometimes referred to as "land grabbing," the large-scale buying or leasing of large tracts of land in developing countries shifts indigenous, ...
Environment
Jun 6, 2013
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Lithium-ion batteries are lightweight, fully rechargeable, and can pack a lot of energy into a small volume—making them attractive as power sources for hybrid and electric vehicles.
Energy & Green Tech
Jun 4, 2013
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These days, aerospace engineering is all about the light stuff: building airplanes with lighter wings, fuselage and landing gear in an effort to reduce fuel costs.
Nanomaterials
May 20, 2013
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(Phys.org) —NASA's gutsiest scientists say they don't get bugged no matter what kind of sticky situation they find themselves smashed into. The preceding dose of hyperbole is brought to you by a team of folks at NASA's ...
Engineering
Apr 26, 2013
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Rolling out round-nosed lorries with aeroplane-style flaps at the back on Europe's roads would cut fuel costs, reduce carbon emissions and save lives, while giving a boost to the struggling auto sector, the European Commission ...
Energy & Green Tech
Apr 15, 2013
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A new National Research Council report finds that by the year 2050, the U.S. may be able to reduce petroleum consumption and greenhouse gas emissions by 80 percent for light-duty vehicles—cars and small trucks—via a combination ...
Energy & Green Tech
Mar 18, 2013
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Drivers can make fuel savings of as much as 12% by shifting up to a higher gear sooner, without having the feeling that they're sacrifcing too much performance. That's the finding of a graduation project by an Automotive ...
Energy & Green Tech
Mar 13, 2013
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New York Gov. Andrew Cuomo will soon decide whether to approve hydraulic fracturing for natural gas in the state. To date, no alternative to expanded gas drilling has been proposed.
Energy & Green Tech
Mar 12, 2013
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The use of lithium ion batteries to power aircraft systems isn't necessarily unsafe despite a battery fire in one Boeing 787 Dreamliner and smoke in another, but manufacturers need to build in reliable safeguards, the top ...
Engineering
Feb 6, 2013
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The Alaskan Brewing Co. is going green, but instead of looking to solar and wind energy, it has turned to a very familiar source: beer.
Energy & Green Tech
Feb 6, 2013
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