Every Thursday from 6:00–10:00 p.m., After Dark transforms the Exploratorium into an adult playground with 700+ interactive ...

Up close, Posavec’s artwork is a colorful collection of symbols: cyan clouds, magenta lips, yellow suns, black cats, and more. From afar, the experience is very different—walk back a ways and you’ll ...

All year long we set aside Sunday mornings for Daytime members, donors, and Corporate members—10:00 a.m. to noon is just for you. Join us for a leisurely visit, enjoy lunch at the Tinkering Table ...

Visiting San Francisco? Bundle Exploratorium admission with 3 more top San Francisco attractions and save up to 46% with CityPass® tickets.

Take off and fly in a mirror that makes half your body look whole. Here’s an exhibit where watching is at least half the fun. Positioned at one end of this large flat mirror, you can create any number ...

Use your voice to make visible patterns in sand. Sand scattered on a large metal square vibrates and jumps in response to the sound of your voice. When you hit just the right note(s), the sand ...

Light projected through a drop of salt water reveals an abundance of life.

It takes just 21 days for an egg to go from just laid to newly hatched chick, and a lot goes on in just the first week. Look closely and you’ll find blood vessels, a backbone, wing buds, eyes, a brain ...

The digits of pi go on forever, without ever falling into a repeating pattern. Therefore any sequence of numbers you can think of—your ZIP code, your birthday, your phone number—are bound to appear in ...

A stop-motion animation is made of many pictures, each slightly different from the last.

Laura Zander is a strategic, results-driven executive with deep expertise in financial leadership, operations, and organizational effectiveness. With a career spanning the international development, ...

Turbulent Orb is a half-meter diameter sphere full of special, colored, flow-visualization fluid. The sphere is mounted on top of a pedestal, it spins on a good bearing. Visitors grasp a metal ring on ...