This seasonal celebration of hands-on tinkering and experimentation invites everyone to create, explore, and color their ...

You probably already know how to play Tic-Tac-Toe. It's a really simple game, right? That's what most people think. But if you really wrap your brain around it, you'll discover that Tic-Tac-Toe isn't ...

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 ...

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 ...

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 ...

This 3D animation of microscope images shows how cells move.

博物馆、餐饮和商店在特定日期的开放时间可能有所不同。请在规划行程前查看特别闭馆通知。 CityPASS® 包含 Exploratorium 探索博物馆及另外 3 个旧金山热门景点，一次购买可享受最高五四折优惠！

Your sense of touch can surprise you. A surprising—and as yet unexplained—tactile illusion can occur when you slowly rub your palms across this mesh. You may feel a strange, slippery sensation, as if ...

It's all done with mirrors. Touching the spring seems easy, but the image of a spring is made by a big curved concave mirror. Light from a real spring bounces off the mirror to form the image you see.

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