It has the tongue-twisting name "parthenogenesis." Kiessling: Parthenogenesis is the term that's applied to an egg that activates spontaneously on its own. This is relatively common in women.

As colleagues, one a physician and one a bioethicist, we want to call attention to the importance of ethics in medical research, particularly in the case of cutting-edge reproductive ...

View Full Profile. Learn about our Editorial Policies. In recent years, more and more instances of parthenogenesis have emerged as “virgin births” in crocodiles, condors, and king cobras. While these ...