Interact with the Cafe Wall Illusion.
Meteor, meteorite, meteoroid – what's the difference?
It's easy to fold a sheet of paper in half. But can you fold a sheet of paper in half ten times?
Search a geological map of Ethiopia for fossils.
The fruit flies in this exhibit show just a few of the mutations that occur in natural fruit fly populations.
You can mix just three colors of light to make over 16 million different colors!
Examine words from different languages and determine which two languages are the most closely related.
Sometimes we can learn about outer space when space objects come to us.
Make your own refracting telescope from a pair of reading glasses.
These tricky pictures shift and change as you look at them.
Test your memory–and learn how to improve it!
Bring movie, TV, and cartoon images to life.
Pier 15San Francisco, CA 94111(415) 528-4444
© 2014 Exploratorium
Sign up for our newsletter