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Eyecon – Optical Illusions

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Knowledge Cats Dirty Minds
Geometry Nature Clouds

Knowledge

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

Expanding Black Hole Illusion

Mind-blowing facts about optical illusions

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

Animals and optical illusions

Squirrel Stereogram

Stereograms

Shadow cat

Video credit:

The black cat does its best to hide as a shadow behind the other cat. But there is only so long that he can keep up.

More optical illusions:

Impossible woodwork
Too many legs
Eye of a tree
Bicycle wheels on a truck
Apartment on fire
A Giant on the Beach
Baby Bigfoot
Floating either way
  • Pareidolia
  • Physical illusions
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This camouflaged kitty is hiding very well on the wooden floor. 

Camouflaged kitty

Cats

This photo is upside down. It is a nearly submerged SUV in a lake with many bystanders.  After this image was first posted to Reddit in January 2020, it has become a popular meme with the caption: "The difference between a UFO and a female driver is 180 degrees."

180 degrees

Cars