Sections
A modern medical mystery (01:18)
Ask Smithsonian: How Long Can a Person Hold Their Breath? (01:32)
Ask Smithsonian: What's the Point of Earwax? (01:06)
Ask Smithsonian: When Did People Start Keeping Pets? (01:06)
Ask Smithsonian: What Does the World Look Like When You're Color Blind? (01:36)
Ask Smithsonian: What’s a Dimple? (01:10)
Ask Smithsonian: Can Animals Predict Earthquakes and Other Natural Disasters? (01:28)
Ask Smithsonian: Why Does My Nose Run When It’s Cold Outside? (01:02)
Ask Smithsonian: Why Do We Kiss? (01:12)
Ask Smithsonian: Can Elephants Jump? (00:51)
Ask Smithsonian: What Is Wind? (01:10)
Ask Smithsonian: Why Do We Sneeze? (01:22)