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?

Kari Byron makes metronomes tick in time and shows how boomerangs fly in Space. Shrimps hit the treadmill and whips crack at supersonic speed. Find out what it means to fall from an airplane at terminal velocity and poke pencils through water-filled bags.