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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.

The Dress blue black white gold

Color Constancy Illusions

How to create optical illusion photos (for social media)

Superior mirages

Inferior and Superior Mirages, and Fata Morgana

Grumpy tree

grumpy tree illusion pareidolia

Source/credit: Bruno Teste

In another classic case of pareidolia, you can easily see a grumpy tree. 

 

More optical illusions:

Impossible Chairs
LEGO brick floor
Erased Street Art
Gravel flower bed
Parrot
Shadow
A Festival for Ants
Lake View Garden
  • Pareidolia
  • Physical illusions
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Hand going through cat illusion

Hand through a cat

Cats

mysterious tree pareidolia

Mysterious tree

Trees