Season 1, Episode 11
Salmon Cannon
Air Date: 2014-12-06
Overview: Host Mo Rocca shows us the invention that shoots spawning salmon over man-made obstructions as they swim upstream; Noah Webster Home, where the first American dictionary was written; the inventor of a soccer ball that generates plug-in power; and the last generation to know some of the world’s greatest inventions.
Runtime: 30 minutes
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