It’s not just about chromosomes. Or reproductive cells. Or any other binary metric. Many genetic, environmental and developmental variations can produce what are thought of as masculine and feminine ...

A new study published in Nature Cardiovascular Research found that while carotid artery narrowing can lead to stroke in both men and women, the symptoms and plaque characteristics often differ between ...

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 ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery. The process of how a humble single cell becomes an organism fascinates scientists across ...