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Knowledge

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

Bezold effect fabric

Bezold Effect

The Dress blue black white gold

Color Constancy Illusions

Locomotives in their natural habitat

Pareidolia (Seeing faces)

Mammogram

Mammogram ad bald men illusion

Credit: Liga Contra el Cancer

This ad campaign for Liga Contra el Cancer used two bald men to promote the use of mammograms to detect cancer.

More optical illusions:

A Beard Model
Raw Chicken
Tippy toes
Pipe Cleaner Arms
Cat with a Hole
One-Punch Cat
Erased Street Art
A couple of cars in a parking lot
  • Pareidolia
  • Physical illusions
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Knees and toes sexy illusion ad campaign

Knees and toes

a dirty mind

Billboard illusion

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