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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.

Is this a bird or a rabbit?

Ambiguous illusions

How to create optical illusion photos (for social media)

Locomotives in their natural habitat

Pareidolia (Seeing faces)

Paperthin Building

Paperthin building

Source/credit: Jakeyrobe

The base of The Gateway in Singapore is a triangle pointed like this l>.

More optical illusions:

What Big Teeth you Have
Misbehaving Shadow
Portal
Too many legs
Thats the cat's pajamas
Sunken Yacht
White Egret
Smile!
  • Pareidolia
  • Physical illusions
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Giant cat on a recliner

Giant Cat

Cats

A giant on the beach

A Giant on the Beach

People