Cutting off reproduction — from birth control to castration — consistently adds years to life across species, even humans.

Human biology evolved for a world of movement, nature, and short bursts of stress—not the constant pressure of modern life.

You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few ...

In the intricate science of reproduction, the creation of offspring has long relied on the union of sperm and eggs, whether naturally or through assisted techniques like in vitro fertilization. Both ...

Reproduction involves making quality gametes – egg and sperm – which are essential for species continuity and therefore have huge implications for human health. The quality of the gametes is not only ...

Human biology is the study of all aspects of the human organism including evolution, genetics, ecology, anatomy and physiology, development, anthropology, and nutrition, among others. A deep ...