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

Recycle a potato chip can into a simple camera.

Enjoy the early memories of some of the visitors to this website.

Meet a kinetic sculptor.

What's the science behind a home run? Why do curveballs curve? Learn about the game from players from the S.F. Giants & Oakland A's.

Opera singers carry notes that seem to last forever. How do they do it?

Wind tubes are a playful and inventive way to explore the effect that moving air has on objects.

Three auditory illusions created by students from the Center for Electronic Art.

In the 1870s, an American woman could not vote. She could not own property in her own name after marriage. But she could play ball. . .

Can you cover your kitchen tracks?

Scientists dig under the surface for clues to past climate

Find out what all that fiddling around before a concert is really about.

Use your naked egg to experiment with osmosis, the movement of water across a membrane.

Why do road bikes have thin tires, while mountain bikes have fat tires?

An evening of wine, food, and talk.

Do hot water and cold water mix?

Explore the surprising side of color.

Darkening polar skies often bring beautiful light displays.

Why do road bikes have thin tires, while mountain bikes have fat tires?

Wind tubes are a playful and inventive way to explore the effect that moving air has on objects.

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

An ordinary metal spoon can make some astounding sounds!

Build cantilevers from bamboo garden poles and drinking straws and discover the importance of scale.

Explore the process of extracting DNA from Neanderthal bones.

Learn how sparkling wine is made, what makes it different from still wine, and where all those little bubbles come from!

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

What do stem cells, fruit flies, and zebrafish look like under a microscope?

Most paper airplanes are flat, but these paper hoops can really fly!

Play a memory concentration game: Listen closely then match pairs of sounds.

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

Follow along with expedition leader Bob Ballard and his crew on the exploration vessel Nautilus as they search for hydrothermal vents, underwater volcanoes, and ancient shipwrecks.

Do hot water and cold water mix?

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

Why is your shadow longer in winter than in summer? Grab a basketball and some paperclips and find out!

Join the Exploratorium on the playa in Black Rock Desert and explore the science of pyrotechnics, flight, dust devils, rainbows, and more.

How do scientists establish the age of artifacts, rocks, and settlements?

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

Share some secret sounds with a friend.

A trash-filled median blossoms into a community oasis.

Your guide to the Northern and Southern Lights (also in 'Observatory')

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

Seasoned gardeners depend on a community of bacteria, worms, and insects to get the most out of their plantings. Find out why.

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

Scratch Film, also known as Direct Animation, is the process of drawing and scratching designs directly onto film.

Find out why biodiversity benefits plants and people alike.

Not all bubbles are made with soap!

You can mix just three colors of light to make over 16 million different colors!

This new version of an old game will bend your brain.