Earth and Astronomy
109 Degrees Below Zero
109.3° below zero F is colder than the lowest temperature ever recorded in the United States, but that's how cold the dry ice in this exhibit is!
Shows patterns of air movement on a landscape of sand.
Control the flow of air through a fine powder, carving channels that twist, turn, and branch.
Imagine the anatomy of the molten underworld, in a cross-section, watching how a volcano forms and collapses as you control the airflow.
A rolling ball on a curved surface reveals the complexity of chaotic systems
See where the sun is and isn't striking the earth right now
Dust Devil (Make a Vortex)
Spin the propeller on this sculpture to recreate a tornado-like motion.
Observe changing patterns of Earth processes, such as current weather and hurricane patterns, and other animations projected onto the surface of this touchable 30" sphere.
An online compendium of information and explorations about our exhibits
Find out how long today will be and where on earth the day will be longer (and shorter)