The Food and Drugs Board (FDB) has warned the general public to be careful about using devices which can allegedly enlarge and elongate the male sexual organ and the breast. The top picture is that of ...

Some would argue bigger is better, but in some cases, being too well-endowed can kill you. Take the lake-dwelling creature known as the mosquito fish. His penis can extend to 70 percent of the length ...

Believed critical for determining which individuals can -- or cannot -- successfully reproduce with each other, genitalia not only figure prominently in the origin of new species, but are also ...

Surprising pattern: The genetic programmes responsible for the development of sex-specific organ characteristics in mammals are turned on almost exclusively late in the development of the organs, in ...

FROM the department of too good not to share: a new paper from the University of Helsinki puts forward a novel theory of expansion with linguistic precision and flair: It is argued here that the ...

Men with a small penis are less likely to become dads, a new study suggests. Men who visited a clinic with fertility problems typically had a reproductive organ one centimeter smaller than other men.

The “battle of the sexes” usually refers to a conflict of gender, but a different, biological sex battle has been ongoing for millions of years. “Sexual conflict,” as scientists call it, describes the ...