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.
What's in that cup of coffee anyway? Find out about the history and chemistry of coffee.
Get to know the grandfather of all instruments: the pipe organ.
Scratch Film, also known as Direct Animation, is the process of drawing and scratching designs directly onto film.
Explore the surprising side of sound
What happens to meat when you cook it?
Go inside the Industrial Light & Magic model shop.
The brightest buds get all the glory – but they're not just for show.
Go back to the roots of Resonance, our evening music series.
Discover the uncommon stories behind the most common fruits and vegetables.
Do you have a staring problem?
Experiment with water, temperature, and light to see what makes a seed come out of its shell.
Do hot water and cold water mix?
Visit the otherworldly wind turbines of the Altamont Pass.
by Rob Rothfarb • May 3, 2010
Using baking soda and vinegar, you can pop a plastic bag with the power of fizz.
by Josh Bacigalupi • February 22, 2017
Adaptive Work is understanding in the face of Complexity.
Learn about the rovers that have been exploring Mars since 2004, and view the amazing images they've taken.
Where do all the different languages in the world come from?
Make an observatory to see the amazing colors in bubbles!
When you ride a bike in a straight line, you must make many minor corrections in order to stay upright.
The Science of Hockey takes you inside the sport and explains the science behind the world's fastest game. The site contains RealVideo interviews with scientists and NHL players and coaches.
What are the best materials for frames? What are the best designs?
Feel the weight of the atmosphere—plus a little extra.
Watch Venus travel in front of the sun.
See how engineers prepare Curiosity for its work on Mars.
Si mira fijamente este punto por algunos momentos, éste desaparece.
Explore the ideas behind Science of Sharing with these Activities.
Take a peek at the colorful world of plant sex.
Relive the excitement of the Mars rover landing.
by Kevin Boyd • November 10, 2015
A giant blob of warm water means no crab for Christmas.
Listen to bird songs and try to figure out which are songs, which are companion calls, and which are alarms.
Rub a balloon on your head, then watch a soda can race across the floor!
Journey into Chaco Canyon, where ancient people built monuments to the cosmos. Journey to Chichén Itzá, where the Maya built monuments to the sun.
Grow marshmallows to monstrous proportions!
How do scientists establish the age of artifacts, rocks, and settlements?
A multifaceted exhibition that explored genetics and the Human Genome Project from a variety of perspectives from April 8 to September 4, 1995.
Why do road bikes have thin tires, while mountain bikes have fat tires?
They're a menace to ships, but life thrives in these frozen oases.
Activities and workshops for playful invention, investigation, and collaboration
Visit the European Organization for Nuclear Research, known as CERN, which studies what the universe is made of and how the universe works.
You can measure your reaction time with just a yardstick and some help from a friend.
by Shannon Eliot • July 13, 2015
Wondering why we've been seeing sharks in Santa Cruz? Heard about the massive toxic algal bloom off the West Coast?
Find out why biodiversity benefits plants and people alike.
by Eileen Campbell • May 19, 2016
Sound Commons, a new SPS installation, is taking shape in UN Plaza.
What's the quietest sound you can find – and how can you find it? Download listening tips.
Nobel Laureate Symposium
Bubbles are round when they float free through air. But what happens when you pack bubbles together?
Your guide to the Northern and Southern Lights (also in 'Observatory')
Your thumb and index finger can help you test a steak's degree of doneness.
Each webcast, the Exploratorium staff and teachers demonstrate their science projects and compete for the title of IRON SCIENCE TEACHER!
See what's on the Curiosity rover's tool belt.
This new version of an old game will bend your brain.
Make it grow . . . bigger, lusher, juicier.
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San Francisco, CA 94111
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