Add Yahoo as a preferred source to see more of our stories on Google. Much ado is made over penis size when it comes to male insecurities, but does size really matter? That's what the online doctor ...

Morphed images used in the experiment. Subjects were shown a series of images and given 1.25 seconds to respond and rate according to subjective assessment of attractiveness. A new study by ...

Much ado is made over penis size when it comes to male insecurities, but does size really matter? That’s what the online doctor and pharmacy service ZipHealth set out to find with a new survey that ...

Group size and mating preferences may have caused male primates, including humans, to evolve deeper voices than females. The findings can help to shed light on social behavior in humans and their ...

A new study by psychologists has shed light on the way lip size could influence perceptions of facial attractiveness. Led by Professor David Alais in the School of Psychology at the University of ...

Using life-sized digital humans, researchers reveal how genital size subtly shapes attraction and rivalry, offering new insight into why human male anatomy is so evolutionarily distinctive. Image ...