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

With polarized light, you can make a stained glass window without gla

Looking at the night sky can help you see how your eyes and brain make sense out of moonlight.

What can you build with 50 straws and 50 pins?

What do you really know about what you see?

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

Can your eyes fool your nose? Find out with this experiment.

Who lives in the Arctic, and how did they get there?

Find out how a cochlear implant helped one man regain the ability to listen.

Find out why biodiversity benefits plants and people alike.

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

Check out ColorFest, a two-month extravaganza celebrating color at the museum from July 1 to September 5.

The Exploratorium is taking it outside to explore natural and human-made phenomena in and around San Francisco. Look for new episodes twice each month.

The 18,000-foot Mt. Parinacota presents some fitness challenges for climbers.

This stuff can't make up its mind -- is it a liquid or a solid?

A Scribbling Machine is a motorized contraption that moves in unusual ways and leaves a mark to trace it's path.

See why these beautiful flowers have attracted generations of admirers.

Bring movie, TV, and cartoon images to life.

Visit Las Cuevas Research Station in Belize and the Natural History Museum in London to learn about the study of biodiversity.

There are about 500 dispatches from scientists working in the Arctic and Antarctica, along with original videos, photos, webcasts, and articles.

Join us as we crunch our way through everything from our San Francisco sourdough to Injera and Pugliese.

Close your eyes and listen to tell where the paddle is when you play this all-listening version of the classic game Pong.

Why do wintergreen LifeSavers spark in the dark?

Find out why biodiversity benefits plants and people alike.

Did you know the Maya used two calendars? How did they know when to plan their big New Year's parties?

APE was a four-year Exploratorium project to explore strategies and tactics to shift the role of visitors from passive recipient of information to active participant in the exhibit experience.

The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.

You can make a light painting with a light source, a darkened room, and a digital camera.

Can you tell the difference between human and nonhuman embryos?

For most of us, science arrives in our lives packaged neatly as fact. But how did it get that way?

A fish-eye view of the brain

What do you really know about what you see?

See how TV screens create images from many tiny colored dots of light.

Explore the ideas behind Science of Sharing with these Activities.

How are emotional expressions built?

Each webcast, the Exploratorium staff and teachers demonstrate their science projects and compete for the title of IRON SCIENCE TEACHER!

What happens to meat when you cook it?

There are about 500 dispatches from scientists working in the Arctic and Antarctica, along with original videos, photos, webcasts, and articles.

Using baking soda and vinegar, you can pop a plastic bag with the power of fizz.

Can you tell the difference between human and nonhuman embryos?

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

The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.

What happens to sandy or fine-grained soils when an earthquake shakes them up? Try this simple activity to find out.

Si mira fijamente este punto por algunos momentos, éste desaparece.

Explore light, shadow, and motion using a variety of simple materials and light sources.