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The sweet science behind our sense of taste (01:13)
Ask Smithsonian: How Long Can a Person Hold Their Breath? (01:32)
Ask Smithsonian: What's the Point of Earwax? (01:05)
Ask Smithsonian: When Did People Start Keeping Pets? (01:05)
Ask Smithsonian: What Does the World Look Like When Youre Color Blind? (01:35)
Ask Smithsonian: Whats a Dimple? (01:09)
Ask Smithsonian: Can Animals Predict Earthquakes and Other Natural Disasters? (01:27)
Ask Smithsonian: Why Does My Nose Run When Its Cold Outside? (01:01)
Ask Smithsonian: Why Do We Kiss? (01:11)
Ask Smithsonian: Can Elephants Jump? (00:50)
Video: Ask Smithsonian: What Is Wind? (01:09)
Video: Ask Smithsonian: Why Do We Sneeze? (01:21)