See the invisible made visible using tools from simple hand lenses to powerful microscopes ...

SAN FRANCISCO (March 10, 2026) –The Exploratorium has appointed Laura Zander as its first Chief Growth & Operating Officer. After 18 years in C-suite leadership at the Exploratorium, including serving ...

What’s conductive around you? Explore materiality as you gather interesting, conductive objects to make delightful switches. Combine these with craft materials to customize your designs and add ...

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 ...

The Big Bang theory raises some important questions about the fundamental nature of the universe: Will the expansion of the universe, set in action by the Big Bang, continue forever? Or will gravity ...

Make three Roto-Copters for each person. Use a marker to draw a 1-foot circle on a piece of newspaper. Put a cereal bowl in the middle of the circle. The circle is the target area and the bowl is the ...

Keep adding water until the Ooze feels like a liquid when you're mixing it slowly. Then try tapping on the surface with your finger or a spoon. When Ooze is just right, it won't splash--it will feel ...

Sunday (Daytime Members/Donors Only 10:00 am to Noon): 12:00 pm—5:00 pm ...

Join us for Storytime Science—a storybook read aloud followed by a simple related science activity geared toward very young children. This month, Exploratorium staffer and children's literature ...

Sunday (Daytime Members/Donors Only 10:00 am to Noon): 12:00 pm—5:00 pm ...

Can you smell time? Your dog can. On a very basic level, so can you: When you crack the lid on that old quart of milk, tentatively sniff and—peeyouu!—promptly dump that foul stuff down the sink, you ...