Head Rush

Strap yourself in as Kari Byron puts firecrackers into stem glasses, sees just how far the human stomach can stretch, and finds out how much clouds weigh. Then, discover what happens when you put an egg into vinegar, and why golf balls have dimples.

Host, Kari Byron finds out why sparklers don't burn your hands, how hair dye solves crimes, and why some flaming craters never go out. Then, test the laws of physics with a leaf blower, volleyball, and a string of light bulbs.

Crank up the brain cells as Kari Byron shows how to make the perfect smoke ring, puts termites through their paces and hurls a watermelon from a four-story building. Also, see human projectiles fly through the air, and find out how to dry your cell phone.

Host Kari Byron makes cornstarch move to rock music 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 into water.

Kari Byron bends water with static electricity and tests the laws of physics with a yo-yo. We find out if you can escape jail with a jar of salsa, or solve a crime with a single hair. What makes the Sun so hot? How many germs in a human sneeze?