News tagged with biological behavior
From herd immunity and complacency to group panic: How vaccine scares unfold
Worries over vaccine risks can allow preventable contagious diseases, such as measles and whooping cough, to make a comeback. A new study, published in PLoS Computational Biology, shows how to predict ways in which popula ...
Apr 05, 2012 |
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Scientists observe reproductive seasonality in male giant pandas
A three-year study of giant pandas published today in Biology of Reproduction's Papers-in-Press reveals that reproductive seasonality exists not only in female pandas, but in male pandas as well.
Apr 04, 2012 |
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A new take on the games people play in their relationships
Human nature has deep evolutionary roots and is manifested in relationships with family members, friends, romantic and business partners, competitors, and strangers more than in any other aspects of behavior or intellectual ...
Mar 21, 2012 |
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New technology allows scientists to watch cancer cells in action at unprecedented resolution
A photograph of a polar bear in captivity, no matter how sharp the resolution, can never reveal as much about behavior as footage of that polar bear in its natural habitat. The behavior of cells and molecules can prove even ...
Chemistry / Analytical Chemistry
Feb 01, 2012 |
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'Worm speak' uses chemicals to communicate
(PhysOrg.com) -- A species of small, transparent roundworms have a highly evolved language in which they combine chemical fragments to create precise molecular messages that control social behavior, reports ...
Jan 26, 2012 |
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How the 'street pigeon' got its fancy on
Pigeons display spectacular variations in their feathers, feet, beaks and other physical traits, but a new University of Utah study shows that visible traits don't always coincide with genetics: A bird from ...
Jan 19, 2012 |
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Draft sequence of monarch butterfly genome presented
Each fall millions of monarch butterflies from across the eastern United States use a time-compensated sun compass to direct their navigation south, traveling up to 2,000 miles to an overwintering site in ...
Nov 23, 2011 |
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Study finds social networks promote cooperation, discourage selfishness
It turns out nice guys can finish first, and David Rand has the evidence to prove it.
Other Sciences / Social Sciences
Nov 14, 2011 |
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Punishment of egoistic behavior is not rewarded
The heated debate surrounding the German "state Trojan" software for the online monitoring of telecommunication between citizens shows that the concealed observation of our private decisions provokes public ...
Other Sciences / Social Sciences
Nov 14, 2011 |
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Fruit fly intestine may hold secret to the fountain of youth
One of the few reliable ways to extend an organism's lifespan, be it a fruit fly or a mouse, is to restrict calorie intake. Now, a new study in fruit flies is helping to explain why such minimal diets are ...
Nov 02, 2011 |
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Optimal modulation of ion channels rescues neurons associated with epilepsy
New research successfully reverses epilepsy-associated pathology by using a sophisticated single-cell modeling paradigm to examine abnormal cell behavior and identify the optimal modulation of channel activity. The study, ...
Oct 18, 2011 |
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Autistic mice act a lot like human patients
UCLA scientists have created a mouse model for autism that opens a window into the biological mechanisms that underlie the disease and offers a promising way to test new treatment approaches.
Sep 29, 2011 |
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Sneaking up on the glassy transition of water
Rapid cooling of ordinary water or compression of ordinary ice: either of these can transform normal H2O into an exotic substance that resembles glass in its transparency, brittleness, hardness, and luster. Unlike everyday ...
Sep 26, 2011 |
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Catching molecular motion at just the right time
University of Oregon researchers have devised a mathematically rich analytic approach to account for often-missing thermodynamic and molecular parameters in molecular dynamic simulations.
Sep 21, 2011 |
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Manakins, birds of tropical forests, cooperate for common goal
(PhysOrg.com) -- Leks, they're called, gatherings of males of certain animal species for competitive mating displays. But not every lek's members are competitors, scientists have learned. Some--birds called ...
Jun 22, 2011 |
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