Nature gave the world the dire wolf 2.6 million years ago, and then, through the hard hand of extinction, took it away—some ...

Amazon mollies don't need a man, and never will. A new study finds they can purge and repair genetic mutations that would otherwise plague a self-cloning species.

Reproductive Cloning is the process of making a full living copy of an organism. Reproductive cloning of animals transplants nuclei from body cells into eggs that have had their nucleus removed. That ...

Genetic engineering, also known as genetic modification, is a set of technologies used to change the genetic makeup of cells, including the transfer of genes within and across species boundaries to ...