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Nova the smartest machine on earth DVD. Augmenting human intelligence is a lot tougher than it looks, but scientists are edging closer with machines like Watson an IBM computing system that competed on the game show JEOPARDY. Taking on Ken Jennings and Brad Rutter, two of the show's most successful and celebrated contestants of all time. This program is an updated version of the original broadcast, with additional content added. 60 minutes on 1 DVD, closed captioned.

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PBS nova science now what's the next big thing DVD. Host Neil deGrasse Tyson tackles one of science's major challenges in each episode. He will guide us as he explores dramatic discoveries and the frontiers of research that connect each central, provocative mystery. Run Time 60 minutes. Rating TV-G.