After 10 minutes, take a look at the nails. Are they a different color than they were before? Is the leaning nail 2 different colors? If not, leave the nails in the bowl and check on them again in an ...

A bicycle wheel acts like a giant gyroscope. A spinning bicycle wheel resists efforts to tilt it and point the axle in a new direction. Any rapidly spinning wheel exhibits this gyroscopic property—and ...

Polarized light passing through sugar water reveals beautiful colors. White light is made up of all the colors in the rainbow. When polarized white light passes through a sugar solution, each color’s ...

Pi Day and pie go hand in hand; Shaw’s very first Pi Day celebration in 1988 included a pie feast for Exploratorium staff, with fruit pies and a tea urn. So show off your crafty skills on March 14, ...

It might seem obvious to say that earthquakes do most of their damage by shaking the ground. But groundshaking is actually a complex phenomenon. Engineering the seismic safety of a structure involves ...

Get to know the Wave Organ in San Francisco Bay.

Change the atmosphere to change the water below. Create a carbon dioxide–rich atmosphere in a cup and watch how it changes the water beneath it. This model of ocean-atmosphere interaction shows how ...

Global Climate Change Explorer Keeping an Eye on Our Changing Planet Scientists have been studying the relationship between global climate and carbon in the atmosphere for over a century, with a ...

Join us in exploring different ways to combine code with everyday materials as tools for creative expression! The Tinkering Studio is a Key Collaborator with the Lifelong Kindergarten Group at the MIT ...

Try a new tilt on eclipses. Why doesn’t a solar or lunar eclipse happen every month? It’s because the moon’s orbit around the earth is tilted in relation to the earth’s orbit around the Sun. In this ...

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Put de-shelled eggs in different fluids and watch them swell and shrink. Use a giant cell—a de-shelled chicken egg—to explore the comings and goings of cellular substances. De-shell the eggs by ...