Back to Show
Physics Girl
How to Make a Cloud in Your Mouth
Season 1
Episode 2
Learn how to make a wispy cloud come out of your mouth, even when it’s not cold out. Like any awesome trick, physics is to thank for the mouth cloud. This simple and fun demonstration can be used to explain the cloud in a bottle experiment, and real clouds in the sky.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

8:32
Hawaii is known for its volcanoes, but most volcanoes on earth exist along tectonic plate

11:21
The TRAPPIST-1 exoplanet system has seven earth-like planets.

6:32
Why are plants green? Is there a reason plants evolved to be green, globally?

8:03
How can you time 45 minutes with 2 sticks that each burn for one hour?

6:31
Answers to riddles.

4:08
Check out these physics riddles.

7:41
Create "lightning" in your living room!

7:34
My dad has been hit by lightning twice!

10:18
How fast is the internet? How fast can we send data?

9:09
How can you use an infrared camera to see through walls? To inspect the scene of a crime?

6:33
What happens when you keep building a skyscraper higher and higher?

5:42
The most exciting SciFi movies have tons of space explosions.