Tim Andrews is recovering well after receiving a kidney from a genetically modified pig. Massachusetts General Hospital is ...

Tim Andrews had not felt great in a long time, but he says all that changed when he became the second patient at Massachusetts General Hospital to undergo a pig kidney transplant. "During the dialysis ...

Watch Doctors Transplant Pig Heart Into Patient in Medical Breakthrough For the first time, surgeons in Maryland transplanted a genetically modified pig heart into a human without immediate ...