Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
On March 29, 2006, a total solar eclipse occurred when the new moon moved directly between the sun and the earth. The moon’s shadow fell on the eastern tip of Brazil, sped eastward across the Atlantic, through northern Africa, across the Mediterranean, an
Imagine yourself in the middle of the vast Pacific Ocean. You've been sailing for weeks, and there's no land in sight. Do you know where you are? Do you know which way to go?
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.
The Science of Hockey takes you inside the sport and explains the science behind the world's fastest game. The site contains RealVideo interviews with scientists and NHL players and coaches.
Find out how this extreme sport is governed by the principles of momentum, gravity, friction, and centripetal force. Learn skateboarding history, technology, and more!
Check out top mountain biker, Ruthie Matthes. Learn about frames and materials from a custom bike maker. Try interactive javascripts that calculate braking distances and energy consumption.
An introduction to spectra and to the space-based telescopes. The site includes a number of hands-on activities.
Play. Invent. Explore. PIE is a group of educators who share a playful and inventive approach to teaching with technology.
Geometry Playground will change the way you think about geometry. This exhibition engages your hands, brain, and body in playful investigations of this most visible branch of math.