In prenatal ultrasounds or at delivery, many new parents look between their baby’s legs: the presence of a penis is taken as a strong sign that it’s a boy. For humans and other animals, development of ...

Researchers have found that exposing a developing female sheep foetus to low doses of commonly present environmental chemicals can disturb the development of the ovary. The study was conducted by a ...

The placenta plays a critical role in pregnancy, fetal development and health throughout life. Remy Sharp/Flickr, CC BY-SA An incredibly complex and important organ in its own right, the placenta is ...

A major new study has sounded alarm bells for mothers and soon-to-be parents, as particles from air pollution could enter the organs of foetuses while they are developing in the womb. During this ...