Look at one and then the other. Can you tell which brain is female and which is male? You can't. Humanity has been hunting ...

and it immediately had an effect on my heart rate “What our findings indicate is that female and male physicians practice medicine differently, and these differences have a meaningful impact on ...

A new study by psychologists has shed light on the way lip size could influence perceptions of facial attractiveness.

Differences between female eyes and male eyes have not yet been fully considered. Eye care needs to account for these distinctions. ATHENS, Greece — There are significant differences between the ...

Heart disease has long been the leading killer of adults, but beyond that stark fact, men and women diverge. From differences at the cellular level of the heart to circulatory structure to ...

Maybe it's not similar interests, horoscope signs ... T-shirts worn by men whose MHC genes were different from their own. The experiment did not test men's perceptions of female scents, but ...