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Knowledge Cats Dirty Minds
Mist Geometry Buildings

Knowledge

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

Billie Eilish drawn in 3D by Stephan Pabst

Anamorphic optical illusions

Bezold effect fabric

Bezold Effect

Rorscharch inkblot

What Optical Illusions Reveal about You

Goofy Tree

Goofy tree with a face

Source/credit: kcems

This goofy tree seems very content.

This is a nice case of pareidolia, where we see faces in random patterns such as tree bark, clouds or stars.

More optical illusions:

Transparent coffee cup
Two giants
Pup Patrol
Parquet Floor
The Pensive Olive Tree
Absolutely impossible
Taj Mahal
Flying F1 Car
  • Pareidolia
  • Physical illusions
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Funny tree with a face

Funny tree with a face

Trees

The eye of a cyber poppy

Cyber Poppy

Flowers