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 ...

Although humans' visual perception of the world appears complete, our eyes contain a visual blind spot where the optic nerve ...

So, now you all know where the Hummingbird is hidden, and by solving this optical illusion, you all have enjoyed it. By ...

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 ...

Learn how our brains store images that help us achieve flashes of insight when looking at seemingly incomprehensible visual tests.