Now that biologists in Oregon have reported using cloning to produce a monkey embryo and extract stem cells, it looks more plausible than before that a human embryo will be cloned and that a cloned human will be born some day. But not necessarily in the Americas or Europe. While some critics have been fretting about the morality of stem cell research and genetic engineering, prominent Western scientists have been going to Asia, like the geneticists Nancy Jenkins and Neal Copeland, who left the National Cancer Institute in the United States and moved last year to Singapore. Asia offers researchers...