For decades, the promise of xenotransplantation — the transplantation of organs from animals into humans — has remained just beyond reach. The field has long been dogged by immunological rejection, ...

A team of Chinese researchers has announced the alteration of DNA in twin newborn girls to make them resistant to the HIV ...

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 ...

A Chinese scientist horrified the world in 2018 when he revealed he had secretly engineered the birth of the world's first gene-edited babies. His work was reviled as reckless and unethical because, ...

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 ...

House lawmakers pushed to cut any funding for the genetic engineering of human embryos, taking a stance on a growing bioethics issue. A House appropriations bill released this week for the Food and ...