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 ...

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 ...

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

A new 15-minute tool to screen stroke survivors for visual perception problems has been launched by researchers from Durham and Oxford universities. The free screening tool could make it easier for ...

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 ...

I'm going to show you a video clip, in which there are two groups of people, a white team and a black team, and you are to count the number of times that the white team passes or bounces the ball to ...