Knowledge

A bit of knowledge on optical illusions. Or scroll down to see what you came for.

Can animals see optical illusions? Hosico cat shows it with optical illusion rug

Animals and optical illusions

Locomotives in their natural habitat

Pareidolia (Seeing faces)

The Dress blue black white gold

Color Constancy Illusions

Wall drilling illusion

Source/credit: Wahajube

This wall drilling illusion is very hard to understand:

The shadow below the drilled block is not from that block, but instead from something outside the frame, further in the background.

The block being drilled is right above the man drilling it.

More optical illusions:

Misbehaving Shadow

Feeling deflated

Transparent coffee cup

Trees wearing a tutu

This is an optical illusion artwork by Kostya Terentev. Filmed from directly above, you can see only the shadows of the people.

Shadow Avatars

Shadows

Dog jumping giant hole illusion

Dog jumping a giant hole

Dogs