These Are The First-Ever Monkeys Cloned Using an Advanced Technique

Chinese scientists have announced a new world first. They have successfully cloned primates using somatic cell nucleus transfer (SCNT) – the cloning technique that gave us the first ever cloned mammal, Dolly the sheep, back in 1996. The two new arrivals are a pair of genetically identical long-tailed macaques, born at the Chinese Academy of […]

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A New Form of Stem-Cell Engineering Raises Ethical Questions

“Sheefs” will test the limits of current regulations, experts say, as embryolike structures are created directly from stem cells.