Women who become pregnant via in vitro fertilization have a higher risk for complications during pregnancy.

First digital map of the murders recorded by the city's Coroner in early 1300s shows Cheapside and Cornhill were homicide ‘hot spots’, and Sundays held the highest risk of violent death for medieval Londoners.

Researchers say that new ‘mini-placentas’ – a cellular model of the early stages of the placenta – could provide a window into early pregnancy and help transform our understanding of reproductive disorders. Details of this new research are published today in the journal Nature.

Imagine a world with twice as many people in it. That's how it would be if fertility rates were the same as in 1970. Choices by women are behind the change.