(AP) -- A westward dash to power electricity-hungry cities by cashing in on the desert's most abundant resource - sunshine - is clashing with efforts to protect the tiny pupfish and desert tortoise and stinginess over the ...
Energy & Green Tech
Apr 19, 2009
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An analysis of the engineering and economics for a solar water-heating system shows it to have a payback period of just two years, according to researchers in India. They report, in the International Journal of Global Energy ...
Energy & Green Tech
Mar 9, 2009
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One of the few bright spots in the dark days of the global economic downturn is the field of renewable energy.
Energy & Green Tech
Feb 26, 2009
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(PhysOrg.com) -- Unconventional solar cell materials that are as abundant but much less costly than silicon and other semiconductors in use today could substantially reduce the cost of solar photovoltaics, according to a ...
Nanomaterials
Feb 18, 2009
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(PhysOrg.com) -- A small but important uptick in electrical output from the solar panels on NASA's Mars Exploration Rover Spirit this month indicates a beneficial Martian wind has blown away some of the dust that has accumulated ...
Space Exploration
Feb 12, 2009
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Solar-industry executives paint a bright future for their industry, one where photovoltaic panels adorn roofs of homes and businesses and huge power plants capture the sun's rays to generate electricity. But the industry ...
Energy & Green Tech
Jan 22, 2009
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