We are gathered here today to celebrate the life of an organ that passed very quietly from this world on the day that you were born, the placenta. Also called the afterbirth, it’s the human body’s ...

Scientists say they are closer to understanding the best way to make the human body receptive to an organ donation from another species, an effort that could help solve an ongoing shortage of organs.

Every day, your body replaces billions of cells—and yet, your tissues stay perfectly organized. How is that possible? A team of researchers at ChristianaCare's Helen F. Graham Cancer Center & Research ...

NEW YORK – In an experimental procedure, a genetically modified pig kidney successfully functioned in a human body for about two months, the longest documented case of its kind. Researchers at NYU ...

For more than a century, medical students have memorized the same map of the human body, confident that every major structure had already been charted. Yet recent research suggests that even in the ...

For over a month, a pig's kidney that was transplanted into a human body has worked normally — a step surgeons hope can one day lead to using this type of operation to save patients' lives. The ...

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 ...