Scientists create mice with two fathers after making eggs from male cells

Creation of mammal with two biological fathers could pave way for new fertility treatments in humans

Scientists have created mice with two biological fathers by generating eggs from male cells, a development that opens up radical new possibilities for reproduction.

The advance could ultimately pave the way for treatments for severe forms of infertility, as well as raising the tantalising prospect of same-sex couples being able to have a biological child together in the future.