The science of selflessness

In a talk at the Geological Lecture Hall on Thursday, Harvard biologist E.O. Wilson outlined new thinking on how human social behavior evolved, saying that it was competition among groups of humans — made up of both ...

Dogs turn down extra food if a human provides the right cues

Dogs can be manipulated to choose against their preference by human cues, opting to turn down extra food in order to follow the human's choice, according to results published Apr. 25 in the open access journal PLoS ONE. The ...

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