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

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.

Hear vocal tract models transform the squawk of a duck call into vowel sounds.

Listen to internationally recognized authorities on human thought and behavior, including Temple Grandin and Paul Ekman.

Spin the bottle to see beautiful swirling shapes

A brief introduction to the land of the midnight sun.

Do hot water and cold water mix?

Why is the bicycle the most efficient way to travel? Explore bicycle science and culture.

Four downloadable workshop guides for teaching introductory genetics in a museum or other informal education setting.

Learn about origami, make your own paper, and find out the best way to fold a paper airplane.

Use the Science Journal mobile app to investigate the sound around you.

We're open every day June 17–September 4 + and Friday nights for all ages.

Imaginative Designs in Digital and Analog Clothing

Watch Venus travel in front of the sun. 

Make a simple musical instrument that sounds like a swarm of buzzing bees when you spin it around.

In September 2004, the Exploratorium covered a conference in the Galapagos Islands, organized by the National Center for Atmospheric Research, that considered the implications of El Niño forecasting.

Listen to internationally recognized authorities on human thought and behavior, including Temple Grandin and Paul Ekman.

Get a taste of how the earth's plates move.

Everyone seems to love the sound of their own voice in the shower. That's because a simple shower stall produces some complex sound-altering effects.

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

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

Use this handy conversion calculator to convert between the many units found in recipes.

Have you ever wondered what makes blue cheese blue, or why some cheeses are hard and others soft?

Tiny shrimplike crustaceans, krill play a critical roll in many marine food webs, even feeding huge baleen whales.

What can you do with a frozen water balloon? Plenty!

Grow spikes of crystals in the sun.

Hear audio clips of the ambient sounds of the rain forest at night near Arecibo, Puerto Rico.

Learn how to bridge the digital generation gap

Can't decide if you're sandy or silty? Try this simple test.

What happens when two hockey players collide? Try our hockey collision calculator!

Meteor, meteorite, meteoroid – what's the difference?

Most people abhor the sound of their own recorded voice. So what are these recording devices doing to our voices to make them sound so awful?

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

Learn how grafting, hybridizing, and transgenics have transformed cultivation.