Geneticist Sir Paul Nurse, virologist Wendy Barclay and Nasa's Dr Ellen Stofan discuss 50 years of science and what the next 50 years of science, technology and medicine may hold. Show more
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Geneticist Sir Paul Nurse, virologist Wendy Barclay and Nasa's Dr Ellen Stofan discuss 50 years of science and what the next 50 years of science, technology and medicine may hold. Show more