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 ...

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 ...

A U.S. House of Representatives committee approved a bill last week that would ban all cloning of human embryos, whether for reproductive ends or for research. Many research organizations opposed the ...