Stuff of Genius: From War to iPods: The Story of Headphones
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HowStuffWorks_Science
3 years agoStuff of Genius: Nick Holonyak: LED
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3 years agoStuff of Genius: Cabin Fever and Softball: The George Hancock Story
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HowStuffWorks_Science
3 years agoStuff of Genius: Neon Lights
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HowStuffWorks_Science
3 years agoStuff of Genius: Standard Time
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3 years agoStuff of Genius: Liquid Paper
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HowStuffWorks_Science
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