The birth of Retro, a cloned monkey that presents the possibility of cloning humans
A group of Chinese researchers has perfected the technique for producing identical macaques but says that cloning people would be ‘completely unacceptable’
Did the father of Dolly the Sheep deserve the Nobel Prize?
Ian Wilmut, who died on Monday at age 79, was an honest scientist who found himself in the eye of the storm of the cloning controversy
Ian Wilmut, a British scientist who led the team that cloned Dolly the Sheep, dies at age 79
Wilmut set off a global discussion about the ethics of cloning when he announced that his team at Roslin had cloned Dolly using the nucleus of a cell from an adult sheep