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.
See living stem cells and find out why they are the "stem" from which all other cells develop.
Listen to the sound of a rainstorm – anytime, anywhere.
Listen as we demonstrate the meaning of sound jargon.
Dig into the succulent science of making things grow.
Learn about common electrical systems in our brains and fast-moving plants.
Tour a hydroponic greenhouse in frozen Antarctica.
Where is the Center of the Universe? Here, there, and everywhere.
Meteor, meteorite, meteoroid – what's the difference?
by Rob Rothfarb • February 15, 2011
Take a peek at a set of mobile augmented reality installations that were exhibited at an early After Dark program.
Take an animated tour of Antarctica's variety of ice formations, which give it a beauty unrivaled anywhere on Earth.
From May 20 to June 5 1997, we presented a webcast series exploring the art and science of severe storm visualization.
Create your own fish mummy using common baking soda!
Explore the deadly beautiful world of carnivorous plants.
Do hot water and cold water mix?
Your guide to the Northern and Southern Lights (also in 'Observatory')
You can make sentences without words!
Find out how a cochlear implant helped one man regain the ability to listen.
White-coated Arctic icons, these supreme hunters are under threat
Celebrate musical experimentation with innovator, musician, and composer Roscoe Mitchell.
Can a gum wrapper have a story? Discover just how important and meaningful an object can be.
In Balancing Ball, high pressure keeps a beach ball aloft.
About Anaglyphs. How do I make 3-D glasses?
Explore the scientific, historical, and cultural context behind a new opera about the first atomic bomb test.
Shake up soil and water to see liquefaction at work.
This clay building activity shows that when you make things bigger, weight increases faster than strength.
Discover 150+ ways to investigate the science around you.
Will the "real" South Pole please stand up?
Remote sensing allows geologists to peek under the ice – and find a big surprise.
by Eileen Campbell • December 29, 2016
Read our picks for the Unsung Science stories of 2016.
Geometry Playground will change the way you think about geometry. This exhibition engages your hands, brain, and body in playful investigations of this most visible branch of math.
Learn how some vibrant seniors exercise their minds, and find out what you can do to help your own memory.
Complete an electrical circuit with your body and explore ways to control the flow of electricity.
Make a tool that lets you measure how tall a building is or how high a rocket flies.
You’ll never think inside the box again.
A naked egg is an egg without a shell. Using vinegar, you can dissolve the eggshell without breaking the membrane that contains the egg.
Decorate your white walls with rainbow colors!
The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.
Discover secret colors hidden in a black marker!
Crabeaters have extraordinary teeth, Weddells are downright cute, and leopards are as fierce as their namesake
Bone conduction is another pathway to listening.
Human corpses decay alfresco, all in the name of forensic science.
by Rob Rothfarb • February 11, 2011
Visitors experienced the sights and smells of "Meta Cookie', an augmented reality installation at After Dark: Get Surreal.
Explore new social science exhibits at San Francisco’s Civic Center.
See how engineers prepare Curiosity for its work on Mars.
See what plankton live under and around the Exploratorium.
Investigate the interior angles of polygons with your feet.
Each webcast, the Exploratorium staff and teachers demonstrate their science projects and compete for the title of IRON SCIENCE TEACHER!
The Exploratorium is a place like no other.
Discover the uncommon stories behind the most common fruits and vegetables.
A collection of auditory illusions found in indigenous folk practices, popular music, and scientific research.
What happens to meat when you cook it?
Find out why people who love birthday parties should move to Mercury.
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