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 ...

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 ...

Cliff Saron, associate research scientist with the UC Davis Center for Mind and Brain, talks with the Dalai Lama about his research during a visit to India in February 2009. Intensive mental training ...

Visual illusions are images that play tricks with our eyes and brain. These puzzles are excellent for testing an individual's visual acuity. These mind-bending images challenge our perception and ...

Blindness profoundly affects people's lives. Around the world, several laboratories, including the Biomedical ...

Discover why hills look steeper than they are and how eye height and gaze angle shape everyday visual perception. (CREDIT: Getty Images) People rarely notice how their eyes shape their sense of the ...

For most of us, these illusions are harmless. But my new research, published in Perception, suggests people with visual snow ...

Visual input often arrives in a noisy and discontinuous stream, owing to head and eye movements, occlusion, lighting changes, and many other factors. Yet the physical world is generally stable; ...