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

Is it just a glorified plank with roller skate wheels on it? Or is it a highly engineered device through which kids have reclaimed the urban landscape, bringing creativity and style back to the sterile asphalt spaces of sprawl?

Visit an organic egg farm, and see the science behind raising those eggs.

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

A brief history of Chichen Itza.

Tinker with electricity using common objects: batteries, lights, buzzers, motors, switches, etc.

Your CRT screen may appear to wiggle when you give it the raspberry, but the only thing wiggling is you.

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

Search a geological map of Ethiopia for fossils.

This ancient temple holds a secret...can you reveal the mystery?

Take an animated tour of Antarctica's variety of ice formations, which give it a beauty unrivaled anywhere on Earth.

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

Your thumb and index finger can help you test a steak's degree of doneness.

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

An incubator for innovative public space ideas, projects and news

What do you really know about what you see?

How are emotional expressions built?

Experience the thrill of pickle making, and explore how a cucumber becomes a pickle.

Students become Internet researchers and learn about NASA satellites.

Activities and History

Grow marshmallows to monstrous proportions!

Learn about the inner workings of a cell through this interactive exhibit.

Check out our coverage of NASA’s rover, Curiosity, from 2012.

Get down and dirty with the surprising science of soil.

I movimenti dei tuoi occhi faranno brillare questo disegno.

Find out why biodiversity benefits plants and people alike.

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

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