Surgeons think the first transplantation of a pig lung in a human is an exciting step forward for the field, but many questions remain open ...

Scientists announced this week that they have managed to keep a genetically modified pig lung alive inside a human body—although briefly—for the first time. With available human organs constantly ...

While it's yet to be announced when the baby "deer-pig" will meet human visitors for the first time, the zoo shared footage of the six-day old piglet frolicking around in hay and getting used to ...

NPR's Mary Louise Kelly talks with bioethicist and professor at Lehigh University, Michael Gusmano, about the ethics of using cloned, genetically modified pigs for human organ transplants.