Every illusion has a backstage crew. New research shows the brain’s own “puppet strings”—special neurons that quietly tug our perception—help us see edges and shapes that don’t actually exist. When ...

This optical illusion puzzle challenges observation skills by hiding an odd number among similar digits. Backed by visual ...

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Optical illusions are powerful mind games that reveal how our brains process visual information. Your brain isn't just a camera capturing reality—it constantly interprets, filters, and reconstructs ...

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 ...

An example of the glare illusion used in the experiment. A previous study has reported that the central region surrounded by eight circles is perceived to be brighter in the left image (with a ...

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 ...