The finding also applies to Australopithecus africanus, a closely related species from southern Africa. But the two species did not share the same degree of difference. That gap between them, ...

This size-minded study can certainly be categorized as “hard” news. Spanish urologists have conducted new research on the size differences between flaccid and erect penises to determine whether most ...

Despite broad convergences in the psychology and behavior of the sexes, some occupations remain very segregated by gender. Some of these differences reflect evolutionary specializations of men and ...

A newly published study has found that males of some of our earliest known ancestors were significantly larger than females. The pronounced difference in body size present in both Australopithecus ...