Lightness perception, the visual system’s ability to maintain a stable representation of surface reflectance despite varying illumination, has long intrigued researchers. Central to this field is the ...

Look closely at the repeated 917 numbers and identify the two odd ones before 19 seconds run out. This optical illusion is designed to test focus, pattern recognition, and mental agility.

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 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Martin Doherty / Radoslaw Wincza We love a good optical illusion here at Creative Bloq.

New York — At the Museum of Illusions in New York City, around every corner is a wonder for the eyes. There's a vase that's a face, art that moves with you, and a room that seems to go on forever.

Optical illusions are internet gold — those mind-bending images that reveal how your brain plays tricks with colours, shadows ...

Optical illusions demonstrate how the brain interprets visual information. This short video presents a simple illusion ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers are finding that many of them do experience these perceptual quirks, though not always in the same way. "Illusions ...

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 ...

Psychologists have long been interested in how people interpret ambiguous, bistable images, such as the examples below. Bistable images. Top left: faces or a vase. Top right: rabbit or duck. Bottom ...

Optical illusion puzzles are known to be fun and fascinating brain challenges that are designed in such a manner that they play tricks on your eyes as well as minds. These puzzles can make you see ...