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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.

Forced perspective image Pisa tower

Forced Perspective

Is this a bird or a rabbit?

Ambiguous illusions

The Dress blue black white gold

Color Constancy Illusions

Hair product

Penis shaped hair product illusion

Source/credit: whatigot8996

This hair product is coming in a nice shape that your dirty mind will instantly recognise as a flaccid penis. It must be ‘for men’. 

More optical illusions:

Dog Log
Big Seagull
Impossible woodwork
Dog jumping a giant hole
Ominous bird
Magnus the Impaled
A Starry Night Sky
Painting of the Ocean
  • Pareidolia
  • Physical illusions
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Wiener dirty illusion

Wiener

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Male tree illusion penis

Male tree

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