Stuff of Genius - HowStuffWorks

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Learn the stories of unsung inventor heroes and their trials, tribulations and successes. Watch More Stuff of Genius on TestTube testtube.com/stuffofgenius Please Subscribe to Stuff of Genius youtube.com/subscription_center?add_user=hiddengen… Watch More youtube.com/stuffofgenius Twitter twitter.com/stuffofgenius Facebook facebook.com/stuffofgenius Google+ gplus.to/stuffofgenius

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