The best, highest-quality steaks—picture a rib eye festooned with ribbons of white fat—typically come from animals whose ...

Many commentators thought this would catalyze a golden age of cloning, with numerous voices speculating that the first human clone must surely be just a few years away. Some people suggested that ...

Ever since the birth of Dolly the sheep in 1996, human cloning for reproductive purposes has seemed inevitable. Notwithstanding past dubious claims of such an achievement—including one by a comp ...

A controversial fertility doctor claimed yesterday to have cloned 14 human embryos and transferred 11 of them into the wombs of four women who had been prepared to give birth to cloned babies.

Ten years ago, Scottish scientists proved an animal could be cloned — and raised a burning question: Would a human be next? Before Dolly the cloned sheep, who was euthanized at age 6 due to a ...

They successfully start the fused egg growing and dividing to become a human embryo. The cells of these embryos were as a result, genetic copies, or clones, of the cells of three different people ...

NPR's Mary Louise Kelly talks with bioethicist and professor at Lehigh University, Michael Gusmano, about the ethics of using cloned, genetically modified pigs for human organ transplants.

“The show is all about cloning, and it has a really interesting premise,” Pence said. “I have written several books about human cloning and given nearly one hundred talks about it around the world. It ...

A group of researchers published in the journal Cell proof that they had created embryonic stem cells through cloning. The scientists produced embryos using human skin cells, and then used the ...

At the headquarters of the Human Cloning Foundation, in the corner of a Greenwich Village lamp shop, more than a half a million people have logged on to the Web site to exchange information.

Your support makes all the difference. A controversial fertility doctor claimed yesterday to have cloned 14 human embryos and transferred 11 of them into the wombs of four women who had been ...

The U.S. has no federal law against cloning human embryos, but President Bush has outlawed it for institutions that fund their stem-cell research with federal grants.