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Eyecon – Optical Illusions

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Knowledge Cats Dirty Minds
Depth Reversion Objects Bicycles

Knowledge

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

Prehistoric ambiguous illusion

The history of optical illusions in art

Locomotives in their natural habitat

Pareidolia (Seeing faces)

Can animals see optical illusions? Hosico cat shows it with optical illusion rug

Animals and optical illusions

Her Only Fan

This man with glasses in front of a woman is her only fan. The image is a very dirty optical illusion. Or is it your mind?

Credit: deleted post on r/WTF

This man with glasses in front of a woman is her only fan. The image is a very dirty optical illusion. Or is it your mind?

The oldest source seems to be Reddit/WTF. However, the original image has since been deleted on the internet. 

More optical illusions:

Amish Men using a Truck
Cup Half Full
Floating cat head
Mind-boggling Floor
Lake View Garden
Wind turbines
Impaled windshield
Blend with nature
  • Pareidolia
  • Physical illusions
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This is a big daddy dog looking proud

Big Daddy

Dogs

These deadly stairs look wrong for a second, until you blink. If you can see it only in one way, just scroll up and down and you will see the other way appear.

Deadly stairs

Stairs