Why white dots appear larger than equal size black dots: How Galileo's visual illusion works in the mind's eye
Tuesday, February 11, 2014 - 05:30
in Astronomy & Space
Scientists have studied a visual illusion first discovered by Galileo Galilei, and found that it occurs because of the surprising way our eyes see lightness and darkness in the world. Their results advance our understanding of how our brains are wired for seeing white versus black objects.