(PhysOrg.com) -- With a unique new all-sky map, scientists at MPA have made significant progress toward measuring the magnetic field structure of the Milky Way in unprecedented detail. Specifically, the map is of a quantity ...
Astronomy
Dec 6, 2011
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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), ...
General Physics
Dec 6, 2011
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Scientists have developed important new insight into the sensitivity of global temperature to changes in the Earth's radiation balance over the last half million years.
Environment
Dec 6, 2011
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Plants' and animals' seasonal cycles, such as flowering dates and migration patterns, have shifted in recent decades due to climate change.
Environment
Dec 6, 2011
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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.
Ecology
Dec 6, 2011
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A species of ancient predator with saw-like teeth, sleek bodies and a voracious appetite for meat survived a major extinction at a time when the distant relatives of mammals ruled the earth.
Archaeology
Dec 6, 2011
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Computers can mimic the human ability to find visually similar images, such as photographs of a fountain in summer and in winter, or a photograph and a painting of the same cathedral, by using a technique that analyzes the ...
Computer Sciences
Dec 6, 2011
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Precise measurements of the atmosphere are indispensable for predictions of climate change and its impacts, as is currently being discussed at the climate change conference in Durban. A group of researchers from Julich and ...
Earth Sciences
Dec 6, 2011
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Alpine marmots (Marmota marmota) live in extended family groups of up to 20 individuals. The groups consist of a dominant territorial pair and a number of subordinate individuals, typically descendants of the dominant pair. ...
Plants & Animals
Dec 6, 2011
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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 ...
Other
Dec 6, 2011
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