When two individuals face off in conflict, the classic problem in evolutionary biology known as the prisoner's dilemma says that the individuals are not likely to cooperate even if it is in their best interests to do so. ...
Evolution
Dec 8, 2010
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(PhysOrg.com) -- Humans are incredibly cooperative, but why do people cooperate and how is cooperation maintained? A new research study by UCLA anthropology professor Robert Boyd and his colleagues from the Santa Fe Institute ...
Social Sciences
May 1, 2010
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(PhysOrg.com) -- Researchers have long been puzzled by large societies in which strangers routinely engage in voluntary acts of kindness, respect and mutual benefit even though there is often an individual cost involved.
Social Sciences
Mar 18, 2010
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The evolution of altruism has long puzzled researchers and has mainly been explained previously from ultimate perspectives—I will help you now because I expect there to be some long-term benefit to me. However, a new study ...
Plants & Animals
Oct 14, 2009
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Subordinate individuals living within a group of vertebrates sometimes assist a more dominant pair by helping to raise the dominant pair's offspring and this has been shown to occur among subordinate female cichlids. Reporting ...
Plants & Animals
May 15, 2009
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Vindictiveness doesn't pay. This has been demonstrated by a current study at Bonn and Maastricht Universities. According to this study, a person inclined to deal with inequity on a tit-for-tat basis tends to experience more ...
Economics & Business
Mar 26, 2009
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