Find out why balls bounce--or fail to bounce.
Go ahead - hit it hard!
What happens when two hockey players collide? Try our hockey collision calculator!
A rock-climbing physicist explores the mechanics of his hands.
Without a boundary, it's hard to distinguish different shades of gray.
If you rotate a pair of polarizing sunglasses, you will find that they cut road glare much better in some positions than in others.
Make it stick.
Why is the sky blue? That's a sticky question.
Wiggle where you're at.
Your pupil changes size to control how much light enters your eye.
Prove to yourself that Galileo was right!
Substitute coins for radiation.
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© 2014 Exploratorium
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