Explore Activities

Make the palm of your hand appear to squirm and twist.

Make the palm of your hand appear to squirm and twist.

Locating the source of a sound is mostly a matter of timing.

Change the measured weight of an object—without touching it.

Find out how your eyes work and watch a real dissection of a cow's eye.

White-coated Arctic icons, these supreme hunters are under threat

Suspend an object in the air by blowing down on it.

A carbon dioxide–rich atmosphere changes the water beneath it.

What you see is often affected by what you expect to see.

Princely models for science

How does this stack up?

See yourself as others see you in this cylindrical mirror.

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