Many believe that most people dislike individuals who have sex with a lot of partners—although one's definition of “a lot” is highly subjective. In study after study, promiscuous people are seen as ...

From a strictly evolutionary perspective, there’s no reason why female beetles should be promiscuous. Unlike males, taking on multiple partners won’t allow females to spread their genes more widely, ...

LONDON — In the first comprehensive global study of sexual behavior, British researchers found that people aren’t losing their virginity at ever younger ages, married people have the most sex, and ...