cientists in Spain said on Wednesday they had created human sperm from skin cells, a medical feat which could eventually lead to a treatment for infertility. The researchers said they were working to find a solution for the roughly 15 per cent of couples worldwide who are unable to have children and whose only option is to use donated sperm or eggs.

“What to do when someone who wants to have a child lacks gametes (eggs or sperm)?” asked Carlos Simon, the scientific director of the Valencian Infertility Institute, Spain’s first medical institution fully dedicated to assisted reproduction. FULL REPORT