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Eyecon – Optical Illusions

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Knowledge Cats Dirty Minds
Mirage Clouds Refraction

Knowledge

Facts, science and history of optical illusions.
See all the articles or scroll down to see what you came for.

The Dress blue black white gold

Color Constancy Illusions

Bezold effect fabric

Bezold Effect

Squirrel Stereogram

Stereograms

Wall drilling illusion

Source/credit: Wahajube

This wall drilling illusion is very hard to understand:

The shadow below the drilled block is not from that block, but instead from something outside the frame, further in the background.

The block being drilled is right above the man drilling it.

More optical illusions:

Tippy toes
Floating Baby Boy
Blend with nature
Bride kissing a fish
Mesmerizing eye
Freak of Nature
Pump it up!
Sunken police car
  • Pareidolia
  • Physical illusions
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This is an optical illusion artwork by Kostya Terentev. Filmed from directly above, you can see only the shadows of the people.

Shadow Avatars

Shadows

Dog jumping giant hole illusion

Dog jumping a giant hole

Dogs