Tim Andrews, 66, is only the second person known to be living with a pig kidney. Andrews is free from dialysis, Massachusetts ...

Petrified wood is one of the most sought-after materials in the world for both its aesthetic value and its scientific value.

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Doctors at Massachusetts General Hospital transplanted a pig kidney into a 66-year-old patient with end-stage kidney disease.

Massachusetts General Hospital has performed its second successful genetically edited pig kidney transplant into a patient, ...

The surgery highlights the potential of animal-to-human transplantation, with Andrews recovering well, showcasing promising ...

Tim Andrews, 66, was diagnosed with end-stage kidney disease more than two years ago. Since then, he's treated his condition ...

The recipient was Tim Andrews, a 66-year-old New Hampshire resident who had end-stage kidney disease and was on dialysis for ...

A Concord man is the latest recipient of an unusual procedure: He's had his kidney replaced with one from a pig.