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Knowledge Cats Dirty Minds
Birds Flowers Mirrors

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

Rorscharch inkblot

What Optical Illusions Reveal about You

Bezold effect fabric

Bezold Effect

Tsunami in Ohio

Tsunami in Ohio

Source/credit: Intermeatconnection

During a storm in Ohio in 2022, people spotted these clouds that look like a tsunami rolling in.

More optical illusions:

Eyes of the Amazon
Canoe in the Winter
North Sentinel Tribesman
Back to School
Plane Crash
4 people
Big bottoms
A couple of cars in a parking lot
  • Pareidolia
  • Physical illusions
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Whale of a cloud

A Whale of a Cloud

Animals

Volcano ash cloud pareidolia

Magayon and Pangaronon

Clouds