Denton Cooley 1960s. He and his colleagues worked on developing new artificial heart valves from 1962 to 1967; during that period, mortality for heart valve transplants fell from 70% to 8%. In 1969, he became the first heart surgeon to implant an artificial heart designed by Domingo Liotta in a man, Haskell Karp, who lived for 65 hours. The next year, in 1970, "he performed the first implantation of an artificial heart in a human when no heart replacement was immediately available." Cooley's interests included basketball, which he played in high school and as a three-year letterman for the UT men's basketball
Animal welfare and rights in Argentina recognized the basic legal rights of an orangutan named Sandra who was born in a zoo. An advocacy group filed a petition for a writ of habeas corpus on Sandra's behalf, resulting in the court's declaration that the animal is a "non-human person". Animal welfare and rights in Argentina Animal welfare and rights in Argentina is about laws concerning and treatment of non-human animals in Argentina. Argentina has weak protections for animals by international standards. Argentina's Law 14246 (1954) prohibits cruelty toward animals. This does not include harm caused by failure to act, and it is not clear which animals