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. |
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Title: | Salmon Cannon | |
Air Date: | January 24, 2015 | |
Runtime: | 30 min | |
darklighter1 : This actually wasn't that bad for a Spiderverse movie. I mean it's got some weak cgi and d...