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Preview thumbnail for video'Ask Smithsonian: What Is the Origin of Applause?
Ask Smithsonian: What Is the Origin of Applause? (1:01)
Preview thumbnail for video'Ask Smithsonian: How Do Dolphins Sleep Without Drowning?
Ask Smithsonian: How Do Dolphins Sleep Without Drowning? (1:00)
Preview thumbnail for video'Ask Smithsonian: What Would Happen If a Solar Flare Hit the Earth?
Ask Smithsonian: What Would Happen If a Solar Flare Hit the Earth? (1:11)
Preview thumbnail for video'Ask Smithsonian: Why Were Prehistoric Animals So Big?
Ask Smithsonian: Why Were Prehistoric Animals So Big? (1:05)
Preview thumbnail for video'Ask Smithsonian: Does Stress Turn Your Hair Gray?
Ask Smithsonian: Does Stress Turn Your Hair Gray? (1:00)
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: Why Do Songs Get Stuck in My Head?
Ask Smithsonian: Why Do Songs Get Stuck in My Head? (1:06)
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: How Much Stuff is in Orbit Around the Earth?
Ask Smithsonian: How Much Stuff is in Orbit Around the Earth? (1:05)
Preview thumbnail for video'Ask Smithsonian: What Happens to Your Body in Space Without a Spacesuit?
Ask Smithsonian: What Happens to Your Body in Space Without a Spacesuit? (1:40)
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?
Ask Smithsonian: How Do Boomerangs Work? (1:10)
Preview thumbnail for video'Ask Smithsonian: Why Does My Dog Howl at Sirens?
Ask Smithsonian: Why Does My Dog Howl at Sirens? (1:12)
Preview thumbnail for video'Ask Smithsonian: Why did Ancient Greeks and Romans Lie Down to Eat?
Ask Smithsonian: Why did Ancient Greeks and Romans Lie Down to Eat? (0:56)
Preview thumbnail for video'Ask Smithsonian: Do Subliminal Messages Work?
Ask Smithsonian: Do Subliminal Messages Work? (1:00)
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: Why Do We Get Goosebumps?
Ask Smithsonian: Why Do We Get Goosebumps? (1:05)
Preview thumbnail for video'Ask Smithsonian: Why Are Planets Round?
Ask Smithsonian: Why Are Planets Round? (0:54)
Preview thumbnail for video'Ask Smithsonian: Do Animals Laugh?
Ask Smithsonian: Do Animals Laugh? (1:08)
Preview thumbnail for video'Ask Smithsonian: Is Fire a Solid, Liquid or Gas?
Ask Smithsonian: Is Fire a Solid, Liquid or Gas? (1:19)