Explore, Play, Discover: Websites, Activities, and More

Search a geological map of Ethiopia for fossils.

What brings archeologists and astronomers alike to this ten-mile canyon in remote New Mexico?

What does it take to block gamma radiation?

Use the Science Journal mobile app to investigate movement.

Recycle some cans to make after-dinner music!

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!

They're a menace to ships, but life thrives in these frozen oases.

Learn about common techniques for peering inside the body in order to diagnose disease and injury.

Do a card trick that's guaranteed to make you look like a mind reader.

See for yourself how the tilt of the earth's axis results in what we experience as the seasons.

Land of ice and people

Pick one and guess the source

Make your own refracting telescope from a pair of reading glasses.

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.

With a lens, you can bend light to make pictures of the world.

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

Watch old pennies turn bright and shiny right before your eyes!

Find out why biodiversity benefits plants and people alike.

A series of talks celebrating both the historical and contemporary dimensions of the Eames design legacy.

Produce some pretty mixed-up music with this online interactive.

Plants and people alike. We all have a need to feed.

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.

An introduction to spectra and to the space-based telescopes. The site includes a number of hands-on activities.

High energy prices got you down? Discover how pickles can ease your troubles.

Learn how to use physics to distinguish between raw eggs and hard-cooked eggs.

The fact and fiction behind some bizarre gardening remedies.

Learn how Hubble Telescope scientists put together those lovely pictures.

What goes on under the ground during an earthquake? Use a Slinky to model the various seismic waves that make the earth tremble.