Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Discover how researchers study climate change and examine the latest scientific data.
How does water volume change with temperature?
These bouncing balls act like molecules in a gas.
Learn how to boil water without a lot of heat.
Freezing water forms a spiky kaleidoscope of colorful crystals.
Explore the twinkling of stars by beaming a laser pointer over a hot plate.
See yourself with infrared vision.
Small chunks of dry ice jet and swirl across a liquid surface.
Create a convection cell inside a CD case.
Eggsplore gas properties while making a snack.
Watch the rise and fall of hot and cold fluids.
(Embarcadero at Green Street)
San Francisco, CA 94111
Get at-home activities and learning tools delivered straight to your inbox