Scientists were able to keep premature lambs alive for a month using an artificial "plastic bag" womb.Read more
Health editor, BBC News online
Triplets Kathleen, Delilah and Tabitha are the first in the world known to have been conceived at different times. Kathleen and Delilah were conceived two weeks. Professor Simon Fishel is founder of CARE fertility which runs IVF clinics in Britain, and explains if the impossible is possible. (Photo: Pregnant woman. Credit: Getty Images)
Hayley Matthews says baby Jack adds to the list of avoidable deaths at Shrewsbury and Telford Hospital Trust.