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Preview thumbnail for video'Ask Smithsonian: Do Animals Laugh?
Ask Smithsonian: Do Animals Laugh? (1:08)
Preview thumbnail for video'Ask Smithsonian: How Do Noise-Canceling Headphones Work?
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Preview thumbnail for video'Ask Smithsonian: Is It True That Your Hair and Nails Keep Growing After You Die?
Ask Smithsonian: Is It True That Your Hair and Nails Keep Growing After You Die? (1:00)
Preview thumbnail for video'Ask Smithsonian: How Does Daylight Savings Affect the Body?
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Preview thumbnail for video'Ask Smithsonian: How Do Dolphins Sleep Without Drowning?
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Preview thumbnail for video'Ask Smithsonian: Why Were Prehistoric Animals So Big?
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Preview thumbnail for video'Ask Smithsonian: What Are the Weirdest Things Pregnant Women Crave?
Ask Smithsonian: What Are the Weirdest Things Pregnant Women Crave? (1:18)
Preview thumbnail for video'Ask Smithsonian: Why Do Songs Get Stuck in My Head?
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Preview thumbnail for video'Ask Smithsonian: Are Humans the Only Animals to Use the Stars to Navigate?
Ask Smithsonian: Are Humans the Only Animals to Use the Stars to Navigate? (1:36)
Preview thumbnail for video'Ask Smithsonian: How Did King Tut Die?
Ask Smithsonian: How Did King Tut Die? (1:27)
Preview thumbnail for video'Ask Smithsonian: How Do Boomerangs Work?
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Preview thumbnail for video'Ask Smithsonian: What’s the Oldest Animal?
Ask Smithsonian: What’s the Oldest Animal? (1:19)
Preview thumbnail for video'Ask Smithsonian: Is Fire a Solid, Liquid or Gas?
Ask Smithsonian: Is Fire a Solid, Liquid or Gas? (1:19)
Preview thumbnail for video'Ask Smithsonian: Does the Five-Second Rule Really Work?
Ask Smithsonian: Does the Five-Second Rule Really Work? (1:25)
Preview thumbnail for video'Ask Smithsonian: Why Are Lakes Freshwater and Oceans Saltwater?
Ask Smithsonian: Why Are Lakes Freshwater and Oceans Saltwater? (1:15)
Preview thumbnail for video'Ask Smithsonian: Can Chimps Be Genetically Engineered to Be Like Humans?
Ask Smithsonian: Can Chimps Be Genetically Engineered to Be Like Humans? (1:35)
Preview thumbnail for video'Ask Smithsonian: Why Do We Have an Appendix?
Ask Smithsonian: Why Do We Have an Appendix? (1:56)