Take urgent measures to prevent child marriage, school dropouts

A Pakistani father of 35 is now searching for a fourth wife as he romps towards his goal of 100 children, a dubious ambition in the conservative Muslim country where polygamy is rare but still practiced.

Sperm have been made in the laboratory and used to father healthy baby mice in a pioneering move that could lead to infertility treatments.

Infection with a species of parasitic worm increases the fertility of women, say scientists.