Hour 2: From the archives – How will the fields of medicine, computers, artificial intelligence, nanotechnology, energy production and astronautics change our lives in the not-too-distant future? We talked in April with Michio Kaku, professor of theoretical physics at the City University of New York and author of the new book “Physics of the Future: How Science Will Shape Human Destiny and Our Daily Lives by the Year 2100″ (Doubleday, 2011).

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