They’re commonplace now, but the practice was considered experimental only a half-century ago ... South African surgeon Dr. Christiaan Barnard of Groote Schuur Hospital in Cape Town performed ...

There were more than 48,000 organ transplants in the United States last year. They’re commonplace now, but the practice was ...

Lunday has been the service’s acting commandant since Jan. 21, after Trump fired former Commandant Adm. Linda Fagan ... most significant shift in a century.” “But I'm not worried because ...