EDITOR’S NOTE: Watch “Dr. Sanjay Gupta Reports: Animal Pharm” on Sunday, May 18, at 8 p.m. ET/PT on CNN. There were more than 48,000 organ transplants in the United States last year. They’re ...

This breakthrough represents a big step toward creating animal hybrids capable of growing human-compatible organs, easing the current transplant demands.

Biotech startup eGenesis developed a gene-edited kidney that was successfully transplanted into a living patient last week. Its CEO says the company is just getting started. Last Thursday, surgeons at ...

If a pig embryo infused with human cells truly became something close enough to count as a member of the human species, then current research regulations would dictate it’s owed human-level regard.

Discover the wonders of the human body with "Human Buddy," our new animated show. In this educational series, we explore ...

ABC News visits scientists raising pigs with genetically modified organs. There are more than 100,000 people currently waiting for an organ transplant and it’s estimated that another person is added ...