Doctors just blurred the line between species with a radical transplant. Could this be the key to immortality?

A genetically modified pig lung was transplanted into a brain-dead man and functioned for nine days, according to a newly ...

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. The lung survived for nine days, ...

A pig's liver has been transplanted into a human recipient for the first time in a ‘milestone’ for organ transfers between animals and people. Scientists in China used a liver taken from a ...