New research shows that the brain’s ability to detect subtle visual changes—like spotting an anomaly on a security monitor—depends on theta-frequency brain waves (3–6 Hz) that rhythmically sweep ...

New research shows that in natural vision, visual memory of images is affected by the size of the image on the retina. The findings can have many implications, including on the use of different types ...

Timothy Vickery, Ph.D., is an associate professor in the Department of Psychological & Brain Sciences at the University of Delaware. The cognitive neuroscientist is primarily interested in visual ...