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

We can't predict when an earthquake will occur, but we can avoid some potential disasters.

Find out why people who love birthday parties should move to Mercury.

Specialized cells have a common origin. What sets them on separate paths?

Use live data to make your own wave predictions, wherever you are.

These unique – and uniquely beautiful – seal species spend their lives amid the sea ice

Teeth are the most common fossils found. What can they tell us?

What do you really know about what you see?

Why do I hear the bass from my neighbor's stereo, but not the treble?

Dig into the succulent science of making things grow.

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.

How has imagery changed the way we look at our bodies—over time and in different cultures?

Listen to bird songs and try to figure out which are songs, which are companion calls, and which are alarms.

You may be surprised at the results of this "wimpy" workout.

Build a bridge from a piece of paper and explore ways of making it stronger.

Explore the places, people, tools, and ideas behind the origins of matter, the universe, and life itself.

If you're a patient gardener, you can grow your own hybrid flowers.

Make a photographic image without a camera!

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

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

We Moved! Follow Us to San Francisco’s Historic Waterfront

A brief introduction to the land of the midnight sun.

See how well various materials conduct electricity and use Science Journal to explore your data.

A little physics can go a long way on that shortboard.

Experiment with rhythm through stepping, a musical dance form that uses the body as a percussion instrument.

fat, proteins, collagen, and more

the Fudge House on Fisherman's Wharf in San Francisco!

By looking at satellite and climate data that's available on the Web, surfers can follow storms into shore and be there in time to catch the biggest waves.

Make a paper model that helps explain the changing tides.

The Instruments Aboard the Mars Exploration Rover

"Mac Town," the first stop for many scientists in Antarctica, is the same as any town–only different.

Explore the process of reconstructing a skull as a 3-D model.

A drop of water makes a fine magnifying lens.

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.

Summertime in the Arctic is for the birds

Cuatro exposiciones lo suficientemente pequeñas para caber en tarjetas postales.

Saving seeds helps preserve the culture of Native American farmers in the American Southwest and northern Mexico.

Sperimenta interattivamente l'illusione del muro del caffé.

With just mud, paper and an egg, you can grow colonies of multi-hued microbes!

What geometric shapes can you find on the playground?

Explore the Traits of Life exhibition space using this 360˚ panorama.

From 1977 until 2003, the Exploratorium published a quarterly magazine. The Exploratorium Magazine Online is a companion to selected issues of the print magazine, providing key articles and activities and including multimedia features.

What does it take to block gamma radiation?

Launch a rocket with a plastic pop bottle and use Height Site to figure out how high it flies.

Teeth are the most common fossils found. What can they tell us?

What is a gear ratio? And how do gears help make the bicycle so efficient?

Explore the unknown world inside your brain with these fun activities.