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Perception

Build a pinhole camera you can really get into.

See how images appear in a curved mirror.

Use color chromatography to separate black ink.

by Eileen Campbell • December 29, 2016

Read our picks for the Unsung Science stories of 2016.

Can Meta Cookie fool your senses?

Explore the past and present of color vision.

Dive into senses with painter Jampa Choedak's work using thangka techniques.

Get your ringing questions about sound answered here.

Listen as we demonstrate the meaning of sound jargon.

How can a bugle make so many notes without any valves?

Explore sound waves in this resonant presentation.

by Josh Bacigalupi • September 26, 2016

Complexity: what is it and why it matters

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