Bioshpere 2 / Dinosaur Heart

Guests: William C. Harris President and Executive Director Columbia University Biosphere 2 Center Oracle, Arizona Chris Langdon Associate Research Scientist Lamont-Doherty Earth Observatory Columbia University Palisades, New York Dale Russell Paleontologist North Carolina State University Senior Research Curator North Carolina Museum of Natural Sciences Raleigh, North Carolina Columbia University is pumping millions of dollars into Biosphere 2, hoping to turn the once-ridiculed facility into a cutting-edge research lab. In this hour, we'll hear about plans for the center. Plus, a look inside a new dinosaur specimen, the first ever to be found with a fossilized heart.

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