Miscarriage: a mother’s last taboo

Up to 20% of pregnancies end in miscarriage – and yet most women never reveal they have had one. We find out how couples have tried to deal with their grief and meet a pioneering doctor who is looking for solutions to recurrent problems

Conceivable ideas: meet the modern sperm donor

An increasing number of men are offering their services over the internet as sperm donors. Some of them have noble intentions, but it remains a dangerous, unregulated affair. Two tell us why they do it