Women most often ranked male bodies more attractive when they exhibited a higher shoulder-to-hip ratio (i.e. a V-shape) and a ...

"Size matters" sounds like a tabloid cliché, but for evolutionary biologists the size of the human penis is truly a puzzle.

Why do so many men pursue potentially harmful ways to increase the size of their penis even when the risks to their long-term health and well-being are significant? Pills, lotions, oils, pumps, and ...