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.
See how we cut the Exploratorium in two for seismic safety.
Check out our coverage of NASA’s rover, Curiosity, from 2012.
by Kevin Boyd • November 10, 2015
A giant blob of warm water means no crab for Christmas.
A trash-filled median blossoms into a community oasis.
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.
Explore the relationship between an object's volume and its weight.
Find out what's inside a floppy disk.
See a Curiosity rover model on loan from NASA.
Get a taste of how the earth's plates move.
See the JPL "sandbox" where robotic rovers are tested.
Stand outside on a sunny day with a watch in your hand, and you can tell which way is north.
See recent articles on polar science.
Explore the ancient knowledge of the Maya, who built sophisticated monuments to the sun.
Using a spectroscope, you may see that what appears to be a single color of light is really a combination of colors called a spectrum.
Find out how a cochlear implant helped one man regain the ability to listen.
Darkening polar skies often bring beautiful light displays.
Do hot water and cold water mix?
You can make sentences without words!
See what's on the Curiosity rover's tool belt.
Add and subtract colors to learn about human perception.
A multifaceted exhibition that explored genetics and the Human Genome Project from a variety of perspectives from April 8 to September 4, 1995.
What is the value of something lost—then found again?
Get your antennae ready for what's on the airwaves.
An introduction to the concepts and theories that contribute to contemporary complexity research.
Decorate your white walls with rainbow colors!
Meet Bart Hopkin, who listens closely to the subtle sonic qualities of wood, water, and pipes as he creates new instruments.
Relive the excitement of the Mars rover landing.
Before there were clocks, people used shadows to tell time!
by • June 19, 2015
Start your weekend with some of the top science news of the week.
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.
Design and build a musical instrument that responds to changing light.
In Observance of the 50th Anniversary of the bombing of Hiroshima and Nagasaki.
By passing the winter frozen as solid as a holiday fruit cake, the wood frog breaks all rules. Scientists hoping to preserve human organs are paying close attention.
Learn about scale and structure with eight great activities designed for the elementary classroom.
Make a spinning disc called a stroboscope, which lets you create your own animated cartoon.
A brief introduction to the land of the midnight sun.
Explore our media collection
What goes on under the ground during an earthquake? Use a Slinky to model the various seismic waves that make the earth tremble.
Where are you in infinity? Try the Infinity Room.
Ever wonder what you might weigh on Mars or the moon? Here's your chance to find out.
Join Resonance host Sarah Cahill in interviewing the Kronos Quartet.
Each webcast, the Exploratorium staff and teachers demonstrate their science projects and compete for the title of IRON SCIENCE TEACHER!
Discover how researchers study climate change and examine the latest scientific data.
Get messy with ExploraGoo and Outrageous Ooze! Get airborne with the Fabulous Foam Flyer! Get loud with the Water Gong or Straw Oboe!
Can you trust your own memory? Find out with this activity.
A collection of auditory illusions found in indigenous folk practices, popular music, and scientific research.
by Rob Rothfarb • February 11, 2011
Visitors experienced the sights and smells of "Meta Cookie', an augmented reality installation at After Dark: Get Surreal.
Crabeaters have extraordinary teeth, Weddells are downright cute, and leopards are as fierce as their namesake
Learn about the giants of the polar seas.
Exploring the diversity, distribution, and abundance of life in the oceans
Take a peek at the colorful world of plant sex.
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