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Genetic similarity promotes cooperation

Genetic similarity promotes cooperation | Science News | Scoop.it
In a dog-eat-dog world of ruthless competition and ‘survival of the fittest,’ new research reveals that individuals are genetically programmed to work together and cooperate with those who most resemble themselves.
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Study of Facebook patterns suggests interests in music, movies unlikely to spread among friends

Study of Facebook patterns suggests interests in music, movies unlikely to spread among friends | Science News | Scoop.it

Using data collected from Facebook, Harvard sociologists have addressed one of the great unsolved puzzles of social science — do we form friendships with people because we share similar interests, or do we share similar interests with people because they are our friends?

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My ScientificBlogging.com piece on cities and brains

My ScientificBlogging.com piece on cities and brains | Science News | Scoop.it

Are the people of China actually organized in a brain-like fashion? This is not a thought experiment, but a genuine question. A silly question, you might say. But countries do tend to be cohesive complex systems that function via the movement of people, goods and information. In fact, cities are more cohesively organized than countries, and the same question can be asked of them: Are cities organized like brains?

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Dawn of social networks: Ancestors may have formed ties with both kin and non-kin based on shared attributes

Dawn of social networks: Ancestors may have formed ties with both kin and non-kin based on shared attributes | Science News | Scoop.it
Ancient humans may not have had the luxury of updating their Facebook status, but social networks were nevertheless an essential component of their lives, a new study suggests.
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Opposites Don’t Attract (And That’s Bad News)

Opposites attract. Although we love to repeat this optimistic cliche about human natures, decades of psychological research have demonstrated that the trusim isn’t true. Rather, people seek out people who are just like them. This is known as the similarity-attraction effect, or SAE. Although there is slight variation in the strength of the effect, the SAE has been shown to exist in nearly every culture, from Western Europe to the remote tribes of the Brazilian rainforest. It doesn’t matter where we live or how we grew up or which language we speak – we still want to spend time with people who feel similar. It’s simply more comfortable.

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