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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.

Bezold effect fabric

Bezold Effect

Prehistoric ambiguous illusion

The history of optical illusions in art

Superior mirages

Inferior and Superior Mirages, and Fata Morgana

Gmork

Gmork of The NeverEnding Story

Source/credit: ArmokPL

A cat and dog are best buddies. But at first glance you might recognize Gmork from The NeverEnding Story.

More optical illusions:

Shoebill?
Gravel flower bed
Smile!
Giant in the Forest
Cat Accident
Boiling a bird
Canoe in the Winter
Eyes of the Amazon
  • Pareidolia
  • Physical illusions
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Cat anus

Cat Anus

Cats

Tribesman of North Sentinel Island

North Sentinel Tribesman

People