Check out cool science demos as host Kari Byron makes a magnet powered boat, and punches a drinking straw into a potato. See how hydrofoils work and find out what gives natural silk its awesome sheen.

Put your genius on the line as Kari Byron poses the big questions - why does helium give you a chipmunk voice? What's the best way to stick spoons to your nose? Discover how to chop wood in karate and find out why flamingos stand on one leg.