Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Try this collection of prompts for tinkering at home.
Learning Toolbox: Engage in activities about the science of coronavirus and explore our online resources for learning at home.
Science of Water: Food Explore water's crucial role in food and cooking.
Browse our growing online collection of interactive exhibits.
Global Climate Change Explorer • Discover how researchers study climate change and examine the latest scientific data.
Low-cost, teacher-tested activities for the classroom and the curious.
Wired Pier Environmental Field Station • Explore weather, air quality, and water conditions from San Francisco Bay
Dive into websites, activities, apps, and more.
Why are San Francisco summers so foggy?
Each webcast, the Exploratorium staff and teachers demonstrate their science projects and compete for the title of IRON SCIENCE TEACHER!
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Listen to Wayne Grim's musical representation of the transit of Venus.
Want to see where the biggest quakes have been this week? Follow a few of the links below to see what's shaking in your neighborhood and around the world.
Meet a kinetic sculptor.
Four times over 100-plus years, major initiatives have brought together scientists from around the globe to collaboratively study the poles.
What are the best materials for frames? What are the best designs?
The legendary Joshua Light Show returns to the Exploratorium.
Bring movie, TV, and cartoon images to life.
by Mary Miller • February 1, 2018
Big wave secrets are all in the data.
by Sebastian • August 16, 2019
Examine words from different languages and determine which two languages are the most closely related.
by • July 3, 2015
Make your own liquid “fireworks” with this simple and safe activity.
Discover the uncommon stories behind the most common fruits and vegetables.
Download a PDF file with step-by-step instructions for doing your own cow's eye dissection.
Hear audio clips of the ambient sounds of the rain forest at night near Arecibo, Puerto Rico.
Feel the beat of Oakland-based sound-making duo Black Spirituals
Visit the European Organization for Nuclear Research, known as CERN, which studies what the universe is made of and how the universe works.
You may be surprised at the results of this "wimpy" workout.
Not all bubbles are made with soap!
Find out what all that fiddling around before a concert is really about.
What is a gear ratio? And how do gears help make the bicycle so efficient?
The Exploratorium wasn't built in a day—watch it go up in a minute.
Explore the deadly beautiful world of carnivorous plants.
Bay Area composer Eric Glick Rieman discusses his wide-ranging pieces.
Contemplate the continuum of cinema at After Dark.
Use your naked egg to experiment with osmosis, the movement of water across a membrane.
What can a comet in space tell us about Earth's oceans?
Listen to internationally recognized authorities on human thought and behavior, including Temple Grandin and Paul Ekman.
Learn how changes in genes over generations created the modern goldfish.
Can you tell the difference between human and nonhuman embryos?
Find your rhythm—or bring to life the music in your head.
Explore the science behind food and cooking with recipes, activities, and archived Webcasts.
Get to know Pier 15, one of the greenest buildings around.
Experience the Exploratorium's traveling road show all over San Francisco.
Learn about the inner workings of a cell through this interactive exhibit.
Put your mind to tackling these classic engineering problems.
Explore the ancient knowledge of the Maya, who built sophisticated monuments to the sun.
Visit an organic egg farm, and see the science behind raising those eggs.
Hear vocal tract models transform the squawk of a duck call into vowel sounds.
Get to know the early electronic instrument the ondes Martenot.
Visit the beating heart of the Exploratorium—our shop.
Find out what's inside a floppy disk.
Explore new social science exhibits at San Francisco’s Civic Center.
Learn about common techniques for peering inside the body in order to diagnose disease and injury.
APE was a four-year Exploratorium project to explore strategies and tactics to shift the role of visitors from passive recipient of information to active participant in the exhibit experience.
Learn about the body's vital defense force.
Use wind to power a motor and light an LED.
What goes on under the ground during an earthquake? Use a Slinky to model the various seismic waves that make the earth tremble.
(Embarcadero at Green Street)
San Francisco, CA 94111
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