A baby born with part of her heart beating outside her body has left hospital for the first time.

Scientists believe they have shown exposure to certain chemicals in the womb can cause changes that are passed through generations.

Women smoking nowadays are far more likely to die as a result of their habit than they were in the 1960s, according to a new study.

At least 15,000 people march in protest against proposals to close services at a hospital in south London.