Journey To The Center Of The Earth

After years of theorizing, scientists have finally obtained the first direct evidence that the inner core of the Earth is spinning faster than its crust. Tune in to this hour of Science Friday as guest host Richard Harris talks with researchers about the latest findings from the Earth's core. Plus, what this knowledge tells us about how the Earth works. Guests: Art Lerner-Lam Associate Director, Geology and Geophysics Lamont-Doherty Earth Observatory Columbia University Palisades, N.Y. Chick Keller Director, Los Alamos Branch University of California Institute of Geophysics and Planetary Physics Los Alamos, N.M. Ken Creager Associate Professor of Geophysics University of Washington Seattle, Wash. Listeners call in

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