In a New York operating room one day in October 2025, doctors made medical history by transplanting a genetically modified pig kidney into a living patient as part of a clinical trial. The kidney had ...

Researchers in China placed a lung from a genetically modified pig into a brain-dead man, with mixed results. By Roni Caryn Rabin Scientists have dreamed for centuries about using animal organs to ...

As a bioethicist and philosopher explains the ethics of using organs grown in animals for human transplant procedures. When you purchase through links on our site, we may earn an affiliate commission.