Our eyes can frequently play tricks on us, but scientists have discovered that some artificial intelligence can fall for the same illusions.

Optical illusions are more than visual tricks — they expose how the human brain interprets reality. In certain cases, the ...

Optical illusions to find the hidden objects and numbers are effective at revealing your brainpower and visual IQ. How sharp ...

How good is your mental speed at observing hidden details? Solve this optical illusion to find out! Only if you are visually sharp, you might uncover the hidden animal. Ready to test your visual ...

The famous Ebbinghaus illusion, named for its discoverer, the German psychologist Hermann Ebbinghaus (1850–1909). Despite appearances, the two orange circles are the same size. Have you ever looked at ...

A hidden dog optical illusion shared on Reddit puzzled users.

The study of visual illusions in animals provides a compelling window into both the evolutionary continuity and diversity of perceptual processes. Research indicates that many species, from domestic ...

Duping a guppy is easier than duping a ring dove — at least when it comes to a classic optical illusion. In the Ebbinghaus illusion, two identical circles placed side by side are each framed by a set ...

Optical illusions designed to challenge perception test perspective and depth cues.