Archive: 12/6/2011

Random noise helps make signals clearer

Scientists have shown the energy conditions, under which a weak signal supplied to a physical system emerges as a stronger signal at the output thanks to the presence of random noise (a process known as stochastic resonance), ...

Dec 06, 2011
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Controlling whiteflies the natural way

U.S. Department of Agriculture (USDA) scientists are showing Arizona cotton growers how to reduce their dependence on broad-spectrum insecticides by controlling sweetpotato whiteflies with greener alternatives.

Dec 06, 2011
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Soy is on top as a high-quality plant protein

The importance of protein in the human body is undeniable. However, the idea of what makes a protein a "quality protein" has not been as easy to determine. A new study from the Journal of Agriculture and Food Chemistry takes ...

Dec 06, 2011
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What we want to see on TV: Handsome politicians

The better the looks of United States Congresspersons, the more television coverage they receive, shows a new study from the University of Haifa recently published in the journal Political Communication. The reason behind ...

Dec 06, 2011
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Can coal plants afford EPA's new air-toxics rule?

America has never had a nationwide limit on mercury and other toxic emissions from coal-fired power plants. That's about to change, though, and it will cost companies such as American Electric Power, which runs the Tanners ...

Dec 06, 2011
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