In this opening skirmish—call it “the cloning/stem cell moment”—four basic positions have emerged. Each represents a different set of moral, political, and practical judgments about what is ...

If there is one thing that people on both sides of the cloning debate agree upon, it’s that cloning is an incredibly inefficient process. When it comes to cloning animals, like Dolly and Snuppy, the ...

Cloning human organs has sparked intense interest and debate in recent years, drawing attention from scientific, ethical, and medical communities. The potential for cloning human organs presents ...

VATICAN CITY (Reuters) - A Vatican bioethics document Friday condemned artificial fertilization and other techniques used by many couples and also said human cloning, "designer babies" and embryonic ...

An entirely appropriate stew of scientific vexation and mortification has accompanied revelations that the incredible Korean achievements in human embryonic cloning and stem cell research are exactly ...

Two groups at Harvard University have announced that they have received approval to start human-cloning research designed to create lines of embryonic stem cells to study and treat diseases. “We are ...

Over decades of covering the incredible advances being made in biology, I’ve seen how some ideas become fashionable, get intense media coverage for a few years, and then fade from public view again.