
Historic Fires Brings Bad Air All Over the Bay Area.
by Mary Miller • October 18, 2017
Fall is fire season in California, worse this year than ever before.
Masks and vaccinations are recommended. Plan your visit
Dive into websites, activities, apps, and more.
Artist Bob Miller's Light Walk at the Exploratorium will change the way you look at light, shadow, and images.
by Mary Miller • October 18, 2017
Fall is fire season in California, worse this year than ever before.
What do stem cells, fruit flies, and zebrafish look like under a microscope?
What's the science behind a home run? Why do curveballs curve? Learn about the game from players from the S.F. Giants & Oakland A's.
A downloadable series of graphics from our Faultline website gives a snapshot of seismic science.
Activities and workshops for playful invention, investigation, and collaboration
What makes Antarctica inhospitable to life also makes it ideal for astronomy.
Explore the surrounding sounds that everyday objects make. Build a noise contraption from these objects, then add a PicoCricket to automate your contraption. Finally, add a light sensor and program your sound automata to "play" when triggered by light.
Learn how some vibrant seniors exercise their minds, and find out what you can do to help your own memory.
Join us as we visit the Hubble Space Telescope, and see what's happening at Mission Control.
Learn the science behind bad hair days, and learn how hair increases its length when humidity increases, making curly hair frizz and straight hair go limp.
What goes on under the ground during an earthquake? Use a Slinky to model the various seismic waves that make the earth tremble.
A multifaceted exhibition that explored genetics and the Human Genome Project from a variety of perspectives from April 8 to September 4, 1995.
by Liz Ball • July 13, 2017
Join the Kronos Quartet for a performance like no other.
by Liz Ball • September 14, 2017
Cassini prepares for the end of an era.
Here's how you can model the use of X rays for medical examinations with some sand and a piece of screen.
Download a PDF file with step-by-step instructions for doing your own cow's eye dissection.
In September 2004, the Exploratorium covered a conference in the Galapagos Islands, organized by the National Center for Atmospheric Research, that considered the implications of El Niño forecasting.
See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.
Explore the places, people, tools, and ideas behind the origins of matter, the universe, and life itself.
Learn about oxygen and hydrogen after water has been separated.
A multifaceted exhibition that explored genetics and the Human Genome Project from a variety of perspectives from April 8 to September 4, 1995.
Explore the science of music with us, through these online exhibits, movies, and questions.
Where are you in infinity? Try the Infinity Room.
Close your eyes and listen to tell where the paddle is when you play this all-listening version of the classic game Pong.
In celebration of Albert Einstein's work in 1905, science laboratories and museum around the world (including the Exploratorium) participated in a twelve-hour webcast that explored Einstein's influence on current physics research.
The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.
Join us as we visit the Hubble Space Telescope, and see what's happening at Mission Control.
Learn about ocean acidification with this simple experiment.
Use the numbers on four cards to make up equations that equal the number on a fifth card.
Learn about scale and structure with eight great activities designed for the elementary classroom.