Culture of South Africa originated in South Africa. The first human-to-human heart transplant was performed by cardiac surgeon Christiaan Barnard at Groote Schuur Hospital in December 1967. Max Theiler developed a vaccine against Yellow Fever, Allan McLeod Cormack pioneered x-ray Computed tomography, and Aaron Klug developed crystallographic electron microscopy techniques. These advancements were all (with the exception of that of Barnard) recognised with Nobel Prizes. Sydney Brenner won most recently, in 2002, for his pioneering work in molecular biology. Mark Shuttleworth founded an early Internet security company Thawte, that was subsequently bought out by world-leader VeriSign. South Africa has cultivated a burgeoning astronomy community.
Nobel Prize controversies been given a Nobel Prize because he has made known his intention to refuse the reward is ridiculous", further stating a recipient could only decline a Nobel Prize after he is announced a winner. Otto Heinrich Warburg, a German national who won the 1931 Nobel Prize in Physiology and Medicine, was rumored to have been selected for the 1944 prize but forbidden to accept it. According to the Nobel Foundation, this story is not true. Multiple primary fields of human intellectual endeavor—such as mathematics, philosophy and social studies—were not included among the Nobel Prizes, because they were not part of