Researchers said this provides "an evolutionarily grounded explanation for the development of external breasts in humans." ...

A new model of tiny human ovary organoids, or ovaroids, has been developed from stem cells, according to research presented at the first Joint Congress between the European Society of Paediatric ...

A 3D graphic showing an artist's interpretation of human X and Y chromosomes. On the left are blue bundles of genetic material making an X shape and on the right blue bundles of genetic material ...

Biological sex is all over the news lately. Between the presidential executive order affecting passport policy, moving transgender inmates between prisons and regulating women's sports, appeals to ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

Here are 25 of the most interesting studies on Human Sexual Diversity that have come out so far in 2021... 1) Sex differences in personality change...girls tend to get their act together (increase in ...