Religious leaders and holy texts share deep preoccupations with sex and reproduction. From Islamic purdah to Jewish menstrual purity laws, to Vatican neuroses about everything from contraception to masturbating nuns, it isn’t difficult to see in all major religions a…
One of the most dramatic differences between modern humans and our closest living relatives is our family structure. Silver-back gorilla males defend a harem of several females, with whom they have exclusive rights to mate. Male chimps vie…
