(Phys.org) —Americans take electrical power for granted whenever they flip on a light switch. But the growing use of solar and wind power in the United States makes the on-demand delivery of electricity more challenging.
Energy & Green Tech
Mar 7, 2013
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America's power grid is like an old car. It gets the job done, even if its performance is slipping. But the repair bills go up every year and experts say only a major overhaul will reverse its decline.
Energy & Green Tech
Mar 5, 2013
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A Los Alamos National Laboratory quantum cryptography (QC) team has successfully completed the first-ever demonstration of securing control data for electric grids using quantum cryptography.
Quantum Physics
Feb 14, 2013
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A research team led by the University of Iowa reports to have directly measured a kind of turbulence that occurs in space plasma for the first time in the laboratory.
General Physics
Dec 17, 2012
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(Phys.org)—Renewable energy could fully power a large electric grid 99.9 percent of the time by 2030 at costs comparable to today's electricity expenses, according to new research by the University of Delaware and Delaware ...
Energy & Green Tech
Dec 10, 2012
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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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Three US nuclear power reactors remained shut down and a fourth on alert Tuesday after Hurricane Sandy wreaked havoc with transmission networks and high waters threatened cooling systems.
Energy & Green Tech
Oct 31, 2012
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There were cheers around Germany when Chancellor Angela Merkel announced last year, in the wake of the Fukushima disaster in Japan, a swift end to nuclear power in favor of renewable energy sources like wind and solar.
Energy & Green Tech
Oct 15, 2012
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(Phys.org)—Renewable energies such as wind, sun and biogas are set to become increasingly important in generating electricity. If increasing numbers of wind turbines and photovoltaic systems feed electrical energy into ...
General Physics
Sep 14, 2012
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The Senate failed Thursday to pass legislation to protect the U.S. electrical grid, water supplies and other critical industries from cyberattack and electronic espionage, despite dire warnings from top national security ...
Internet
Aug 2, 2012
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