How living systems compute solutions to problems

How do decisions get made in the natural world? One possibility is that the individuals or components in biological systems collectively compute solutions to challenges they face in their environments. Consider that fish ...

Cooperation driven by reciprocity, not conformity

From an evolutionary perspective, cooperating with others can yield benefits that increase chances of survival. But what are the conditions that motivate us to cooperate? New research suggests that reciprocity - cooperation ...

Dramatic differences spotted in chimp communities

Dramatic differences in chimp societies, discovered by researchers at the University of St Andrews, reveal variations in social status and sharing food, as seen in human cultures.

Monkey fights help explain tipping points in animal societies

Previous studies of flocks, swarms, and schools suggest that animal societies may verge on a "critical" point—in other words, they are extremely sensitive and can be easily tipped into a new social regime. But exactly how ...

Oxytocin enhances social affiliation in chimpanzee groups

The high costs of individuals going to war is perplexing. Individuals are willing to suffer costs in order to benefit their own group, through cooperating and supporting their fellow group members and acting with hostility ...

Mobbing mongooses get by with a little help from their friends

In their notorious battles with snakes, dwarf mongooses are more likely to help attack the enemy if they are closely bonded to the individual raising the alarm, reports new experimental research from scientists at the University ...

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