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Best of 2010: Saving the World, One Invention at a Time

The transition between one year and the next is a momentous occasion that is celebrated all around the world in a variety of ways. In this episode, Matt and Rachel take a look at some of these New Year's traditions -- and bid a fond adieu to 2010.


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Images from Pompeii

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What the Ancients Knew: Stone Cutting

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Last American Cowboy: The Galt Ranch

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Unsolved History: Gettysburg Cannon

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What the Ancients Knew: The Archimedes Screw


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Who Did I Marry: Fighting For My Life