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 ...

Picture puzzles are a great brain game for testing your observation skills, visual perception, memory, and critical thinking.

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 ...

Memory problems have long been considered the primary hallmark of dementia, but a team of researchers is now challenging this view. They argue that changes in sensory perception—from vision to balance ...

This puzzle is a great way to test your attention to detail, focus, and mental speed. Most people here failed to find the ...

A simple visual test is surprisingly accurate at predicting IQ, according to new research. The study, published today (May 23) in the journal Current Biology, found that people's ability to ...

Past research has suggested that people's cultural differences may result in differences in basic visual perception. New research found no evidence that these differences play a significant role in ...