These two are not the first primates to be cloned. Scientists in 1999 created Tetra, a rhesus monkey, but used what researchers consider a simpler cloning method that produces a more limited number of ...

Fifty-nine days ago, a monkey in Shanghai gave birth to a clone. The infant was the first primate to be cloned using tissue cells, the technique that produced Dolly the sheep. A second monkey, ...

For the first time, scientists say they created cloned primates using the same complicated cloning technique that made Dolly the sheep in 1996. Shanghai scientists created two genetically identical ...