
Why Woleai?
by Eileen Campbell • January 28, 2016
Why are we going to Micronesia to broadcast a solar eclipse?
Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Dive into websites, activities, apps, and more.
What brings archeologists and astronomers alike to this ten-mile canyon in remote New Mexico?
Modelos plásticos huecos del aparato vocal humano convierten el graznido de un pato en sonidos de vocales.
Technological developments have changed how we view Earth. See LandSat images and learn more about our home planet.
Why is your shadow longer in winter than in summer? Grab a basketball and some paperclips and find out!
Learn about common techniques for peering inside the body in order to diagnose disease and injury.
See for yourself how the tilt of the earth's axis results in what we experience as the seasons.
by Eileen Campbell • January 28, 2016
Why are we going to Micronesia to broadcast a solar eclipse?
by Eclipse Field Crew • February 29, 2016
Dispatches from our crew in Micronesia.
Explore the mysteries of Ocean Beach's black sand (a.k.a. magnetite).
Get a sneak peek of the InSight Mars mission.
In 2009, the ECHO (Education through Cultural and Historical Organizations) Partners hosted a national symposium held at the Exploratorium to discuss the effects of climate change on the planet. You can watch archived webcasts of the symposium.
Turn your phone into a pocket science laboratory with tools to measure light, motion, sound, and more.
Learn how you too can enjoy our activities in your kitchen, garage, classroom, and community.
See the tiny disk of Mercury slowly travel across the face of the sun in this rare event.
Meet the robotic explorers that landed on Mars in 2004, and check out their tools and instruments.
Journey into Chaco Canyon, where ancient people built monuments to the cosmos. Journey to Chichén Itzá, where the Maya built monuments to the sun.
On March 29, 2006, a total solar eclipse occurred when the new moon moved directly between the sun and the earth. The moon’s shadow fell on the eastern tip of Brazil, sped eastward across the Atlantic, through northern Africa, across the Mediterranean, an
The legendary Joshua Light Show returns to the Exploratorium.
A series of talks celebrating both the historical and contemporary dimensions of the Eames design legacy.
The Exploratorium wasn't built in a day—watch it go up in a minute.
The Antarctic food web is the simplest on the planet, and krill are at its hub.
See living stem cells and find out why they are the "stem" from which all other cells develop.
Enjoy the colors and textures of phenomena demonstrated by Exploratorium exhibits.
An introduction to spectra and to the space-based telescopes. The site includes a number of hands-on activities.
See what's on the Curiosity rover's tool belt.
Our bodies contain 30 trillion microbes, a microbiome that seems essential for our well-being.
by Exploratorium Staff • June 3, 2015
Colleen will perform selections from her April 2015 album, Captain of None.
Learn how to use physics to distinguish between raw eggs and hard-cooked eggs.
What goes on under the ground during an earthquake? Use a Slinky to model the various seismic waves that make the earth tremble.