Comparison of female and male killifish The killifish is an emerging model for investigating the genetic architecture of ...

For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...

Male and female reproductive systems allow human reproduction. Fertilisation occurs when a sperm and egg join to form an embryo. An embryo develops into an unborn baby in the uterus during pregnancy.

I probably don't need to tell you that, although they're among our most basic biological functions as human beings, conception and pregnancy are basically the closest any of us are ever going to get ...

China has sent artificially constructed human embryo models to the Tiangong space station, marking ...

New research from Queen Mary University of London shows how extreme seasonal patterns are causing rainforest butterflies to ...