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Eyecon – Optical Illusions

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Knowledge

Facts, science and history of optical illusions.
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Billie Eilish drawn in 3D by Stephan Pabst

Anamorphic optical illusions

sorrowful rock face pareidolia

How do optical illusions work?

Superior mirages

Inferior and Superior Mirages, and Fata Morgana

Echidna kitten

Source/credit: THEULTRAVIOLENTDROOG

Wouldn’t you want to have an echidna kitten? This cute black kitten or Void looks like it has a beak, creating the optical illusion of a bird, or even an echidna (an egg-laying Australian mammal). 

Echidna

More optical illusions:

A Festival for Ants
Cat a log
Snake cat
Square shadow
Dead Man's Fingers
UFO
Black hole
Swamp monster
  • Pareidolia
  • Physical illusions
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The handles of a box with a bin in it creates a sexy optical illusion. It looks like this lady got very excited about bins.

Excited about bins

a dirty mind

This cat portal has just opened up in the television. Or is it just an optical illusion?

Cat portal

Cats