“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ...

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

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...