Kari Byron creates a cornstarch-powered flamethrower. Find out how maggots can save your life, and how Flies defeat Fire Ants in a fight to the death. Discover what happens when you pop a potato chip bag in a microwave.

Kari Byron shines a laser into a water fountain and gets surprising results. Find out how a Mars Explorer survives a Martian Atmosphere. And discover what makes a frog levitate. Then, what is Dark Matter? What makes interleaved books hard to pull apart?