Most people use the terms “optical illusion” and “visual illusion” interchangeably, much like “fluid” and “liquid” or “sofa” and “couch” are synonyms. At first glance, this might be seemingly pedantic ...

Get ready to challenge your perception with these mind-bending optical illusions! Your eyes may see one thing, but your brain ...

It's a funhouse for our perceptions, built for the TikTok age. But the visual tricks are windows into how the mind works, and they fascinate scientists. "The brain uses all the information it can get ...

Visual perception of motion and its accompanying illusions has long fascinated neuroscientists and psychologists alike. This research field examines how the brain compensates for inherent neural ...

In this edition, we’ve gathered 25 optical illusions that are truly mind-bending, designed to challenge your IQ. These aren’t just ordinary images; each one hides secrets and subtle details that most ...

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 ...

In the fast-paced world of digital distractions, a new kind of viral phenomenon has taken over our social feeds: the high-stakes visual perception challenge. As a long-time observer of how our brains ...

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Allen Institute researcher Jerome Lecoq points to one of the diagrams that was used in a study focusing on how the brain interprets optical illusions. (Allen Institute Photo / Erik Dinnel) Our brains ...

While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

In this Ebbinghaus illusion of relative size perception, the orange circle on the left looks bigger than the one on the right - but it is actually 10 per cent smaller. In a new study, medical imaging ...

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.