A preference for casual sex increases risk of harassment

Adolescents who sexually harass others have had casual sex more often than those who do not harass others. They also fantasize more about casual sex and find it more acceptable to have sex without any commitment or emotional ...

Religious actions convey pro-social intent, finds study

Religious expression has a central role in societies around the world, but exactly what role it plays isn't always clear. Santa Fe Institute Omidyar Postdoctoral Fellow Eleanor Power has an answer: whether it's walking across ...

Monkeys express spite toward those who have more

Monkeys, like humans, will take the time and effort to punish others who get more than their fair share, according to a study conducted at Yale. In fact, they can act downright spiteful.

Human fear of spiders draws scientific focus

A fear of spiders, arachnophobia, is in our DNA. You don't learn to freeze at the site of these creatures; you're born with the fear. Even the sight of hypodermic needles and houseflies does not trigger a similar response. ...

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