Nearly three decades since the remarkable cloning of Dolly the sheep, it has all gone quiet on the human cloning front.

Researchers in South Korea on Thursday announced they succeeded in extracting stem cells from a cloned human embryo. Following a background report on the science behind the research, Margaret Warner ...

In 1996, Dolly the sheep made headlines around the world after becoming the first mammal to be successfully cloned from an adult cell. Many commentators thought this would catalyze a golden age of ...

On Nov. 19, the United Nations decided to shelve efforts to obtain a global ban on all forms of human cloning. During the debate that preceded that decision, the Holy See outlined the moral and ...

Last Sunday, a small, privately funded biotechnology company announced that it had created the first human embryos ever produced through the process of cloning. Advanced Cell Technology, based in ...

Researchers often call the polymerase chain reaction test – known as the PCR test – "the gold standard" for detecting the COVID-19 virus. The test is considered highly reliable and effective, and it ...