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.
Wind tubes are a playful and inventive way to explore the effect that moving air has on objects.
Scratch Film, also known as Direct Animation, is the process of drawing and scratching designs directly onto film.
Using a simple trick of perspective, you can dress your friends in tiny cutout clothing.
Play. Invent. Explore. PIE is a group of educators who share a playful and inventive approach to teaching with technology.
Turn a flickering light into a complete image in your eye.
Separate light into colors with an old CD.
Human corpses decay alfresco, all in the name of forensic science.
With just mud, paper and an egg, you can grow colonies of multi-hued microbes!
Where do all the different languages in the world come from?
Who lives in the Arctic, and how did they get there?
Turn sound into light and back again.
Meet the competitors and their humongous pumpkins at Half Moon Bay's Great Pumpkin Festival.
Hike with artist Harrell Fletcher from the Exploratorium to Mount Diablo.
The Okeanos Explorer is the newest vessel in NOAA's fleet and the first to be dedicated solely to exploration and discovery missions. Follow along with the scientists and crew on their discovery voyages.
Most people abhor the sound of their own recorded voice. So what are these recording devices doing to our voices to make them sound so awful?
Teeth are the most common fossils found. What can they tell us?
Turn your phone into a pocket science laboratory with tools to measure light, motion, sound, and more.
Get a taste of how the earth's plates move.
Hear from Theo Jansen how the strandbeests' feet have changed and why.
Far north in the night sky, a faint glow appears on the horizon. Green and red flames of light stretch across the sky.
Join us as we crunch our way through everything from our San Francisco sourdough to Injera and Pugliese.
Get to know the grandfather of all instruments: the pipe organ.
What's the Higgs discovery, and what does it mean for us?
Polarized light passing through sugar, water "rotates" to reveal beautiful colors.
Learn how wind energy is generated and stored at Altamont Pass.
Darkening polar skies often bring beautiful light displays.
What are the best materials for frames? What are the best designs?
Find out how Curiosity keeps on trucking.
What time is it on Mars?
Learn about the furiously reactive element fluorine.
Investigate our complex relationship with arsenic, the 33rd element.
Mold your mind to the design history of aluminum.
Experience the thrilling improvisations of renowned cellist Okkyung Lee.
What can you do with a frozen water balloon? Plenty!
What happens to a cylinder when you scale it up?
Get to know essential, explosive sodium.
Learn the science behind bad hair days, and learn how hair increases its length when humidity increases, making curly hair frizz and straight hair go limp.
Three auditory illusions created by students from the Center for Electronic Art.
See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.
Find out why wind resistance is a big drag for bicyclists, and use our calculator to estimate drag for yourself.
Measure your reaction time with just a meter stick and some help from a friend.
Get up close to the Mars Science Laboratory mission at JPL.
Join expert Zolt Levay for a peek at the Hubble Telescope's photos.
anatomy of a skateboard, skateboard tricks, types of skateboarding, physics glossary.
Learn how you too can enjoy our activities in your kitchen, garage, classroom, and community.
Visit the European Organization for Nuclear Research, known as CERN, which studies what the universe is made of and how the universe works.
What is a gear ratio? And how do gears help make the bicycle so efficient?
"Mac Town," the first stop for many scientists in Antarctica, is the same as any town–only different.
What kinds of candy are made and enjoyed in where you live?
Find out how this extreme sport is governed by the principles of momentum, gravity, friction, and centripetal force. Learn skateboarding history, technology, and more!
Using baking soda and vinegar, you can pop a plastic bag with the power of fizz.
Get to know magnesium and its reactive, life-giving properties.
Prepare to experiment with soap film by getting the necessary materials.
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