What if you could carve off a chunk of the most succulent slab of steak you´ve ever eaten, clone a bull from it, then produce weeks of identically delectable dinners?

This January, news that South Korean scientist Hwang Woo Suk fabricated research on cloned human stem cells brought more negative attention to an already controversial field. Hwang´s work had been believed to be a breakthrough. His technique for cloning embryonic stem cells genetically matched to patients might have been used by scientists worldwide to cure disease.