Scientists tracked cloned mice for decades and found that tiny DNA errors build up over time, eventually causing cloning to ...

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 ...

Cloning promises genetic copies, but a growing body of research across dogs, mice, cattle, and primates shows that clones ...

A common science fiction trope is infinite cloning. In such a scenario, we could perfectly copy our best livestock, our ...