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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.

Rainbows are illusions

Types of Optical Illusions

sorrowful rock face pareidolia

How do optical illusions work?

Expanding Black Hole Illusion

Mind-blowing facts about optical illusions

Flying Dutchman

Sutro tower in San Francisco fog

Source/credit: imgur

The top of the Sutro Tower in San Francisco fog

 

More optical illusions:

Sword-billed Hummingbird
Toe socks?
Stretchy Cat
Grumpy tree
Sun Dogs
Wireless Bird
Shadow cat
Paperthin Building
  • Pareidolia
  • Physical illusions
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