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 hands-on 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.
Everyone seems to love the sound of their own voice in the shower. That's because a simple shower stall produces some complex sound-altering effects.
Interact with the Cafe Wall Illusion.
Can your eyes fool your nose? Find out with this experiment.
Your guide to the Northern and Southern Lights (also in 'Observatory')
Our bodies contain 30 trillion microbes, a microbiome that seems essential for our well-being.
Check out efforts to restore California’s native steelhead and salmon.
Use dominoes to model a nerve cell's transmission of a signal
Learn about bike gears using thread spools and a rubber band.
See living stem cells and find out why they are the "stem" from which all other cells develop.
There's more to polar ice than just frozen water. Learn about the many varieties of ice found at the poles and how and where they form.
Explore the mythological significance of frogs in cultures around the world.
Think you have a lot in common with a kiwi fruit? Genetically speaking, you do.
The Turbulent Orb flows like the surface of Jupiter.
Touch supercooled water drops with an ice crystal and trigger them to freeze instantly.
Sit down for compost tea with a visionary cultivator.
Listen in on the mind behind cellist Okkyung Lee's kinetic style.
Why is the bicycle the most efficient way to travel? Explore bicycle science and culture.
Explore an interactive map.
How do saltwater and freshwater in San Francisco Bay affect local ecosystems?
The Maya were expert sky-watchers, careful observers of the motions of the celestial bodies...
Visit the beating heart of the Exploratorium—our shop.
This new version of an old game will bend your brain.
Take an impressionistic journey through the Exploratorium's Life Sciences area.
Listen to internationally recognized authorities on human thought and behavior, including Temple Grandin and Paul Ekman.
Here are some activities that test your memory – and some things you can try to help you remember things better.
See links relevant to the themes presented in the Traits of Life exhibition.
Get your antennae ready for what's on the airwaves.
Polarized light passing through sugar, water "rotates" to reveal beautiful colors.
Stand in the intersection of the traditional and the avant-garde.
by Eileen Campbell • July 16, 2017
Watch the moon pass through its phases as we count down to the total solar eclipse. Tonight: a quarter moon.
An additive mixture of light makes for some colorful fun.
See why these beautiful flowers have attracted generations of admirers.
Track down elusive boron and its place in the periodic table.
A brief introduction to the land of the midnight sun.
See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.
Discover the secret colors hidden in black ink. With a paper towel, a black marker, and a cup of water, create a rainbow of colors while exploring capillary action and chromatography.
Your thumb and index finger can help you test a steak's degree of doneness.
Get down and dirty with the surprising science of soil.
By looking at satellite and climate data that's available on the Web, surfers can follow storms into shore and be there in time to catch the biggest waves.
They're a menace to ships, but life thrives in these frozen oases.
A model for heart development
by Paul Doherty • March 4, 2016
How can an event end the day before it begins?
Activities and workshops for playful invention, investigation, and collaboration
Get to know essential, explosive sodium.
Investigate actual images of the Martian surface taken by the rovers Spirit and Opportunity.
There are about 500 dispatches from scientists working in the Arctic and Antarctica, along with original videos, photos, webcasts, and articles.
Dive into compositions exploring ancient forms from Middle Eastern cultures.
Explore the rhythm of "Child's Play" with composer Jason Bolte.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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