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

Colorful little house mice sit in a coconut house with straw. Animal for research, experiments, field pest, pet, pet shop, animal care© MiViK/Shutterstock.com Once in a blue moon, an animal cloning ...

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 ...

The only researchers to show publicly that they cloned a human embryo said Tuesday that they had successfully repeated the experiment, growing an embryo to the 16-cell stage. Subscribe to read this ...

A mouse cloning experiment that ran for two decades and spanned 58 generations of serial recloning has reached a dead end, with the final generation failing to produce viable offspring. The collapse, ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo collage of rhesus monkeys on top of microscope photography of cells. Researchers in China have successfully cloned the first ...

A cloning experiment may show that the body itself has the ability to reverse cancer, U.S.-based researchers said Saturday. Subscribe to read this story ad-free Get unlimited access to ad-free ...