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.
Find out what's inside a floppy disk.
Just how much fat is in ground beef? You may be surprised.
Is lithium restorative, toxic, or both? Find out here.
What happens when two hockey players collide? Try our hockey collision calculator!
Plants and people alike. We all have a need to feed.
Can a gum wrapper have a story? Discover just how important and meaningful an object can be.
by Eileen Campbell • January 28, 2016
Why are we going to Micronesia to broadcast a solar eclipse?
Explore the value of objects lost and recovered.
Listen to internationally recognized authorities on human thought and behavior, including Temple Grandin and Paul Ekman.
Make a fantastic toy that shimmers when you shake it.
Pi Day isn't just a day—it's a way of life.
When you ride a bike in a straight line, you must make many minor corrections in order to stay upright.
Learn how to use physics to distinguish between raw eggs and hard-cooked eggs.
by Mary Miller • February 24, 2016
The world's oceans are losing oxygen, thanks to climate changes.
High energy prices got you down? Discover how pickles can ease your troubles.
Where are you in infinity? Try the Infinity Room.
Artist Bob Miller's Light Walk at the Exploratorium will change the way you look at light, shadow, and images.
Everything you ever wanted to know about bubbles, but were afraid to ask.
You’ll never think inside the box again.
White-coated Arctic icons, these supreme hunters are under threat
Get some teaching tips and extension ideas for Flying Tinsel.
Explore the ancient knowledge of the Maya, who built sophisticated monuments to the sun.
Visit Las Cuevas Research Station in Belize and the Natural History Museum in London to learn about the study of biodiversity.
Lisa Miller is a mechanic and teacher who shows her auto shop students how to use their listening skills to fix cars.
Take an impressionistic journey through the Exploratorium's Life Sciences area.
See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.
Explore graphing, angles, and storytelling by building a seesaw for your smartphone.
Learn about common electrical systems in our brains and fast-moving plants.
Grow spikes of crystals in the sun.
Enjoy the colors and textures of phenomena demonstrated by Exploratorium exhibits.
Explore the important engineering concepts of yield strength, ultimate strength, and elasticity as they relate to building a better bicycle.
What is a gear ratio? And how do gears help make the bicycle so efficient?
Watch colors play in this quick exploration of layering hues.
Learn how to find the histories and origins of words.
the Fudge House on Fisherman's Wharf in San Francisco!
What does it take to block gamma radiation?
Explore light, shadow, and motion using a variety of simple materials and light sources.
Get a taste of how the earth's plates move.
Human corpses decay alfresco, all in the name of forensic science.
Your brain is always looking for blank spaces and filling them in. Sometimes, your brain leaps to the wrong conclusion. Then you get a surprise!
Use your naked egg to experiment with osmosis, the movement of water across a membrane.
Find out why biodiversity benefits plants and people alike.
We can't predict when an earthquake will occur, but we can avoid some potential disasters.
Explore the science of music with us, through these online exhibits, movies, and questions.
by Eclipse Field Crew • March 5, 2016
Day-by-day dispatches from our eclipse crew in Micronesia.
Play with the stuff that makes dough stretchy.
The 1906 earthquake jolted geologists into focusing on how and why faults break loose.
Get to know Pier 15, one of the greenest buildings around.
Learn how to make beautiful "paintings" with soap and water.
In an earthquake, some older structures collapse and others stand tall. The difference is usually retrofitting.
Crabeaters have extraordinary teeth, Weddells are downright cute, and leopards are as fierce as their namesake
What's the Higgs discovery, and what does it mean for us?
by Eileen Campbell • July 22, 2017
Watch the moon pass through its phases as we count down to the total solar eclipse. Today: a waning crescent moon.
Is there life on Mars? Our best evidence so far is a baked-potato-sized chunk of rock found in Antarctica.
Shake the artistry of mixology with the science behind the craft.
Does the sun rise in the east? Not exactly.
Bring movie, TV, and cartoon images to life.
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