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

Use dominoes to model a nerve cell's transmission of a signal

Far north in the night sky, a faint glow appears on the horizon. Green and red flames of light stretch across the sky.

What happens to meat when you cook it?

An evening of wine, food, and talk.

Use dominoes to model a nerve cell's transmission of a signal

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. . .

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

Get down and dirty with the surprising science of soil.

What's really going on when you bake? Find out.

Explore mechanical elements such as cams, levers, and linkages to create your own moving sculpture.

What happens to meat when you cook it?

This clay building activity shows that when you make things bigger, weight increases faster than strength.

The Maya were expert sky-watchers, careful observers of the motions of the celestial bodies...

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

A model for heart development

The only continent without any countries or government . . .

Identify misalignments in your body by looking at your feet.

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

In celebration of Albert Einstein's work in 1905, science laboratories and museum around the world (including the Exploratorium) participated in a twelve-hour webcast that explored Einstein's influence on current physics research.

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

Find out why biodiversity benefits plants and people alike.

Do hot water and cold water mix?

Explore the surprising side of color.

Visit the Outdoor Exploratorium at Fort Mason to explore the science behind wind, waves, and more.

Grow spikes of crystals in the sun.

Crabeaters have extraordinary teeth, Weddells are downright cute, and leopards are as fierce as their namesake

A bicycle, masking tape, paper, pencil, and a little curiosity are all you need to find out how the gears of a bicycle work.

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

A comprehensive tour through the weird and wonderful world of frogs.

Decorate your desktop with some of the most intriguing pattern and perception images from the Exploratorium.

A model for heart development

Can you take a sip of water from a cup with your eyes closed?

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

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

White-coated Arctic icons, these supreme hunters are under threat

Just how much fat is in ground beef? You may be surprised.

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

Sperimenta interattivamente l'illusione del muro del caffé.

Find out about bicycle brakes and balance, and calculate your stopping distance on a bicycle.

Study ultraviolet radiation from the sun and other sources using UV beads.

See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.

How good is your friend's driving? You be the seismometer, and find out whether your pal is a smooth sailor or a mover and shaker.

Decorate your white walls with rainbow colors!

See if you can put these sounds back together in this sonic jigsaw puzzle.

The Okeanos Explorer is the newest vessel in NOAA's fleet and the first to be dedicated solely to exploration and discovery missions. Follow along with the scientists and crew on their discovery voyages.