Updated 9:25 a.m. ET
American Frances H. Arnold has won half of the 2018 Nobel Prize in chemistry for her work in changing how chemists produce new enzymes, sharing the prize with another American, George Smith, and Sir Gregory Winter of the U.K. for research that has led to new pharmaceuticals and cancer treatments.
“This year’s prize is about harnessing the power of evolution,” the Royal Swedish Academy of Sciences said in announcing the winners. This year’s laureates have “re-created the process in their test tubes … and make evolution many times faster.”
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