With their biological clocks ticking, time poor and cash rich 40-something singletons are turning to the internet to find their man. But these broody women are not looking for a relationship - instead they are looking for someone to father their child. More and more people across the U.S and UK are opting for the so-called 'co-parenting’ relationships – biological parents who have an otherwise platonic relationship, but who both contribute to raising the child. Emma Elms reports on the rise of the unconventional trend. WANTED Male co-parent to father at least one child with an attractive, financially independent 42-year-old...