Americans Peter Agre and Roderick MacKinnon win the Nobel Prize in chemistry for showing how living cells control their intake of water and other substances. NPR's Richard Harris reports.
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Richard Harris
Award-winning journalist Richard Harris has reported on a wide range of topics in science, medicine and the environment since he joined NPR in 1986. In early 2014, his focus shifted from an emphasis on climate change and the environment to biomedical research.