Plant eaters, and the flora they eat, give peace a chance

( —Plants are often described as being in an evolutionary arms race with the creatures that eat them. Plant eaters develop new strategies for attacking, and plants acquire new ways to defend themselves.

When leaving your wealth to your sister's children makes sense

In most human societies, men pass on their worldly goods to their wife's children. But in about ten percent of societies, men transfer their wealth to their sister's sons, a process called matrilineal inheritance. A new study ...

When reputation is at stake, punishment becomes more responsible

( -- The evolution of cooperative behaviour in people is often explained by the fact that it provides the opportunity to punish undesirable behaviour. However, such punishment is costly and the benefits for the person ...

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 ...

Shame and honor increase cooperation

Honour and shame work equally well in encouraging social cooperation, according to a new study by researchers at the University of British Columbia and the Germany's Max Planck Institute for Evolutionary Biology.

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