A quick and easily administered test that measures visual perception can accurately distinguish mild to moderate dementia associated with Lewy body disease (LBD) from dementia associated with ...

The field of visual perception and material recognition examines how the human visual system deciphers the physical properties of objects—from their texture and gloss to subtle variations in surface ...

People rarely notice how their eyes shape their sense of the world, yet new research shows just how powerful this effect can ...

A new UCLA study challenges long-standing research claims that people of East Asian and European origins perform differently on a well-known visual perception test. The rod-and-frame task asks viewers ...

A popular theory in neuroscience called predictive coding proposes that the brain produces all the time expectations that are compared with incoming information. Errors arising from differences ...

There is a cat hiding cleverly in this picture. This optical illusion will test your observation skills, attention to detail, ...

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 ...

Brain teasers come in many shapes and sizes—some rely on mathematical skills, others test age-related logic, but one type of puzzle that continues to captivate audiences is optical illusions. These ...