Harvard researchers said yesterday they have asked the university's ethics boards for permission to create cloned human embryos for medical research, marking the first push to conduct such experiments ...

Scientists say they have, for the first time, cloned human embryos capable of producing embryonic stem cells. The accomplishment is a long-sought step toward harnessing the potential power of ...

The embryos would not be used for reproduction, but rather for the creation of embryonic stem cells. Many scientists believe that human embryonic... In a first attempt (top), researchers removed an ...

US scientists testing the technique say it could help people overcome infertility and potentially allow same-sex couples to ...

For some time, scientists have been able to craft precise genetic copies of many creatures. Whether they are animals, or single cells, they are similarly referred to as clones. For various technical ...

Scientists in Massachusetts said yesterday they had succeeded in creating the world's first cloned human embryos, a controversial advance intended to speed the development of new medical therapies but ...

WASHINGTON -- The announcement by a U.S. company that it has cloned a human embryo for the first time has set off a heated debate on the ethics of the research, with the company on Monday staunchly ...

Please enable JavaScript to read this content. Human cloning has been used to produce early embryos, marking a "significant step" for medicine, say US scientists. The ...

After outlandish claims, a few media circuses, and some near misses by legitimate researchers, a team of South Korean researchers reports the production of cloned human embryos. The findings, to be ...

Lanza and the company's top executive Michael West said they had no interest in transplanting such early embryos into a woman's womb to give birth to a cloned human being, nor was it clear that their ...

The cloning era began when Dolly the sheep was manufactured in 1996. Dolly was cloned via somatic cell nuclear transfer (SCNT). This is accomplished by removing the nucleus from a skin or other cell ...