News tagged with population dynamics
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Search results for population dynamics
Spotting evidence of directed percolation
Nov 17, 2009 |
3.5 / 5 (2) |
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A team of physicists has, for the first time, seen convincing experimental evidence for directed percolation, a phenomenon that turns up in computer models of the ways diseases spread through a population ...
Researchers look at water-energy impacts of climate change
3 hours ago |
3.7 / 5 (3) |
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(PhysOrg.com) -- Climate projections for the next 50 to 100 years forecast increasingly frequent severe droughts and heat waves across the American Southwest, sinking available water levels even as rising mercury drives up ...
Population movement can be critical factor in dengue's spread
Nov 10, 2009 |
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Human movement is a key factor of dengue virus inflow in Rio de Janeiro, according to results from researchers based at the Oswaldo Cruz Foundation (Fiocruz) in Brazil. The results, based on data from a severe epidemic in ...
A mechanical model of vocalization
Nov 23, 2009 |
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When people speak, sing, or shout, they produce sound by pushing air over their vocal folds -- bits of muscle and tissue that manipulate the air flow and vibrate within it. When someone has polyps or some other problem with ...
There's a speed limit to the pace of evolution, biologists say
Nov 02, 2009 |
4.3 / 5 (3) |
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Researchers at the University of Pennsylvania have developed a theoretical model that informs the understanding of evolution and determines how quickly an organism will evolve using a catalogue of "evolutionary speed limits." ...
Overweight children may develop back pain and spinal abnormalities
15 hours ago |
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Being overweight as a child could lead to early degeneration in the spine, according to a study presented today at the annual meeting of the Radiological Society of North America (RSNA).
Study shows dream-enacting behavior is common in healthy young adults
15 hours ago |
4 / 5 (1) |
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A study in the Dec.1 issue of the journal Sleep shows that dream-enacting behaviors are common in healthy young adults, and the prevalence of specific behaviors differs between men and women.
Loneliness can be contagious
Medicine & Health / Psychology & Psychiatry
16 hours ago |
5 / 5 (2) |
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Loneliness, like a bad cold, can spread among groups of people, research at the University of Chicago, the University of California-San Diego and Harvard shows.
List of search results for population dynamics
