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Perception

Science activity that demonstrates a visual illusion
Overlapping Spots

Make a bright spot brighter.

Science activity that demonstrates an optical illusion
Hole in Your Hand

What happened to your whole hand?

Colored Shadows: Introduction

Add and subtract colors to learn about human perception.

What We're Reading

by • June 19, 2015

Start your weekend with some of the top science news of the week. 

Science activity that explores visual perception
Reverse Masks

Eye'll be seeing you.

Science activity investigating spectroscopy
CD Spectroscope

Turn an old CD into a spectroscope to analyze light.

Gestalt
Living in Ambiguity

by Josh Bacigalupi • June 9, 2015

Sometimes, contradictory creations intrigue us because this is reality.

Out of Sight, Top of Mind

by Exploratorium Staff • June 4, 2015

MIT cognitive scientist and Exploratorium Osher Fellow Aude Oliva researches what makes a photo memorable.

Science activity that transmits sounds through your body instead of the air
Radiohead

Listen to the radio in an unconventional way.

Science activity that demonstrates sound localization
Stereo Sound

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

Science activity to play music by wrapping a string around your head
Head Harp

Wrap a string around your head and pluck to play music.

Science activity that demonstrates how differently shaped ears affect your hearing
Designer Ears

See how differently shaped ears affect your hearing.

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