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Ask Smithsonian: Do Animals Laugh? (01:08)
SmartNews: Fight Crime withWater? (01:05)
Weird Science: Humongous Fungus (00:15)
How Scientists Are Tagging Reindeer to Track Climate Change (01:42)
Ask Smithsonian: Is Fire a Solid, Liquid or Gas? (01:19)
Weird Science: Ambergris (00:15)
Ask Smithsonian: Does the Five-Second Rule Really Work? (01:25)
SmartNews: Airbags for Skiers (00:57)
Weird Science: It Snows What on Venus? (00:15)
Ask Smithsonian: Why Do We Sleep? (01:25)
SmartNews: Medical Photos As Modern Art (00:54)
Ask Smithsonian: Why Are Lakes Freshwater and Oceans Saltwater? (01:15)
Ask Smithsonian: What Happens to Your Body in Space Without a Spacesuit? (01:40)
A Right Whale Skeleton Arrives at the Smithsonian (03:49)
SmartNews: New Cars for Small Spaces (00:37)
Ask Smithsonian: Can Chimps Be Genetically Engineered to Be Like Humans? (01:35)
Ask Smithsonian: Why Do We Have an Appendix? (01:56)
Weird Science: Lyrebird, Nature's Mimic (00:14)
Ask Smithsonian: Is Quicksand Real? (01:29)
Ask Smithsonian: How Do Microwave Ovens Work? (00:56)
Ask Smithsonian: Why Do Geese Fly in a V? (00:56)
SmartNews: Animal Spies (00:59)
SmartNews: World's Sharpest X-Ray (01:13)
SmartNews: Why Are These Mice Unafraid of Cats? (00:56)
SmartNews: 3D Printers in Space (01:02)
SmartNews: Fly the Friendly Skies With a Jetpack (01:10)
SmartNews: Making Gasoline from Bacteria (01:12)
Weird Science: Gender Bending Fish (00:15)
Weird Science: Pregnant Dads? (00:15)
Weird Science: Hyena Poop (00:15)
Weird Science: Headless Cockroach (00:15)
Weird Science: Toe Tastebuds? (00:15)