On a farm in the southern US state of Virginia, David Ayares and his research teams are breeding genetically modified pigs to transplant their organs into human patients. Dave Ayares, President ...

After years of research into xenotransplantation, the field is at a turning point—yet risks and ethical issues remain ...

These advances have made it possible for scientists to create pigs with organs that are more compatible with human biology, thus reducing the chances of rejection. One common edit, for instance, ...

1. There are 11 native British pig breeds and all of them are at risk of extinction according to the Rare Breeds Survival Trust. Most pork and bacon comes from cross-bred hybrid pigs which started ...