Why do we have blood types?
July 15, 2014 5:01 PM Subscribe
"Isn't it amazing?" says Ajit Varki, a biologist at the University of California, San Diego. "Almost a hundred years after the Nobel Prize was awarded for this discovery, we still don't know exactly what they're for."Popular science writer Carl Zimmer investigates: Why do we have blood types?
Topics covered include Karl Landsteiner's Nobel-winning discovery of blood groups in 1901, the history of blood transfusion, the total lack of scientific evidence underpinning "noted naturopath" Peter D'Adamo's bestselling book Eat Right 4 Your Type, non-human blood types, and the ultra-rare Hh blood group, also known as the Bombay phenotype.
Carl Zimmer previously.
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