(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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Refrigerating coal-plant emissions would reduce levels of dangerous chemicals that pour into the air—including carbon dioxide by more than 90 percent—at a cost of 25 percent efficiency, according to a simple math-driven ...
General Physics
Aug 27, 2012
6
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Warmer water and reduced river flows in the United States and Europe in recent years have led to reduced production, or temporary shutdown, of several thermoelectric power plants. For instance, the Browns Ferry Nuclear Plant ...
Environment
Jun 3, 2012
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(Phys.org) -- Wind energy lowers carbon emissions, but adding turbines to the current grid system does not eliminate emissions proportionally, according to a report by researchers at the Argonne National Laboratory.
Energy & Green Tech
May 30, 2012
7
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A large-scale shift from coal-fired electric power plants and gasoline-fueled cars to wind turbines and electric vehicles could increase demand for two already-scarce metals — available almost exclusively in China — ...
Energy & Green Tech
Mar 7, 2012
5
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Engineering professor Donald Sadoway on Thursday used an old-school chalk board at the prestigious TED gathering to write the formula for a liquid battery that could one day cut the need for new power plants.
Energy & Green Tech
Mar 2, 2012
27
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Honda's human-shaped robot can now run faster, balance itself on uneven surfaces, hop on one foot and pour a drink. Some of its technology may even be used to help out with clean-up operations at the stricken Fukushima nuclear ...
Robotics
Nov 8, 2011
9
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Most of today's power plants--from some of the largest solar arrays to nuclear energy facilities--rely on the boiling and condensing of water to produce energy.
Energy & Green Tech
Nov 7, 2011
8
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Hybrid cars, powered by a mixture of gas and electricity, have become a practical way to "go green" on the roads. Now researchers at Tel Aviv University are applying the term "hybrid" to power plants as well.
Energy & Green Tech
Nov 3, 2011
5
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All of us use water and in the process, a lot of it goes to waste. Whether it goes down drains, sewers or toilets, much of it ends up at a wastewater treatment plant where it undergoes rigorous cleaning before it flows back ...
Energy & Green Tech
Aug 22, 2011
1
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