Altruism, the tendency to behave in ways that benefit others even if it comes at a cost to oneself, is a valuable human quality that can facilitate cooperation with others and promote meaningful ...

Often, it feels like humans are one bunch of totally unpredictable beings. So finding out the answers to questions about our behavior requires some serious measures. Would we go mad if we read too ...

Picture an animal that huddles up with others when stressed, babysits its young, hangs out around relatives, and gathers in big groups every year. Did you imagine a rattlesnake? For a long time, ...