Low-cost, teacher-tested activities for the classroom and the curious.
Science of Cooking • Explore the science behind food and cooking with recipes, activities, and Webcasts.
Make your own refracting telescope from a pair of reading glasses.
Does the sun rise in the east? Not exactly.
Use your naked egg to experiment with osmosis, the movement of water across a membrane.
See the tiny disk of Mercury slowly travel across the face of the sun in this rare event.
What do you really know about what you see?
Find out what all that fiddling around before a concert is really about.
When you ride a bike in a straight line, you must make many minor corrections in order to stay upright.
How can something as light as air slow down a hit?
Explore the process of extracting DNA from Neanderthal bones.
Dispatches from the AAAS 2001 Meeting.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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