In a first-of-its-kind procedure, a terminally ill patient has become the first person in the world to undergo a gene-edited ...

A New Hampshire man fought for the chance at a pig kidney transplant, spending months getting into good enough shape to be part of a small pilot study of a highly experimental treatment.

His effort paid off: Tim Andrews, 66, is only the second person known to be living with a pig kidney. Andrews is free from dialysis, Massachusetts General Hospital announced Friday, and recovering so ...