Science Guy Steve Spangler and Monica Woods.
SACRAMENTO, CA - Why does helium make your voice sound like a cartoon character? Chemistry and physics teachers often use this classic science demonstration to illustrate how sound travels through a gas that is six times lighter than air. Science Guy Steve Spangler looks at the science behind the demonstration and wonders what might happen to sound that travels through a gas that is six times heavier than air.
THE EXPERIMENT: Anti-Helium, The Heavy Gas