Knowledge

Facts, science and history of optical illusions.
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Can animals see optical illusions? Hosico cat shows it with optical illusion rug

Animals and optical illusions

Forced Perspective

How to create optical illusion photos (for social media)

Mood lighting

Source/credit: Original post by captainhowdy27 on Imgur has been deleted.

This mood lighting is commonly referred to as ‘boob lights’, and not that uncommon when using light fixtures like this. When having two fixtures is will give an instant case of pareidolia.

More optical illusions:

Perfectly Polished

Reflected rice fields

Self-assembly

Cats

Hanging kid

Ghosts