The world is full of temptations. Sexual temptations. But evolution invented something that self-restrains us from biting the bait when opportunity arises. A new research published in the journal Evolution and Biology explains why people in stable relationships often ignore the chance for a little sexual diversification, even if they can get away with it.
Psychologist Gian Gonzaga, an eHarmony research scientist, put 60 heterosexual undergraduates at the University of California in Los Angel...
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