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Animal Communication Could Support Efficient Foraging

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Physics 6, 68 (2013) – Published June 14, 2013
A model mixing Brownian motion with purposeful movement guided by vocal signals suggests that Mongolian gazelle herds may have developed an efficient foraging strategy.
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Some Communities Dependent upon Few Species

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Physics 5, 98 (2012) – Published August 31, 2012
Some ecological communities may be acutely sensitive to the survival of certain key species, thanks to the details of the species’ interdependence, according to simulations.
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Tracking Down an Epidemic’s Source

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Physics 5, 89 (2012) – Published August 10, 2012
Researchers find the source of an epidemic using relatively little information. Their technique could also help authorities track down contamination in water systems or locate problems in electrical grids.
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Complexity is Elusive

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Phys. Rev. Focus 13, 10 (2004) – Published March 4, 2004
Some problems that seem to require computer crunching aren’t so hard if you only need approximate answers.
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Deconstructing Birdsong

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Phys. Rev. Focus 11, 1 (2003) – Published January 8, 2003
A mathematical model of a few neurons in the bird brain reproduces a surprising range of real birdsong.
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The Physics of Loners

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Phys. Rev. Focus 10, 10 (2002) – Published September 3, 2002
Condensed matter physics could offer insights into human cooperation.
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Unexpected Rhythms May Reveal How Nerves Connect

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Phys. Rev. Focus 9, 14 (2002) – Published March 15, 2002
Networks of nerve cells show patterns of activity characteristic of self-organizing systems.
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Patterns of Green in the Desert Brown

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Phys. Rev. Focus 8, 24 (2001) – Published October 31, 2001
A computer model successfully predicts desert vegetation patterns.
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The Physics of Teaching Physics

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Phys. Rev. Focus 8, 12 (2001) – Published September 4, 2001
A new model claims that teaching a class is like trying to magnetize a chunk of iron.
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Internet Plagues Spread Rapidly

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Phys. Rev. Focus 7, 15 (2001) – Published March 29, 2001
Internet viruses can spread more easily than those in the biological world.