Have you ever looked at a picture and seen two completely different things? If yes, you've experienced an optical illusion—a visual puzzle where what you see isn't always what’s really there. One of ...

An optical Illusion is a visual trick where our eyes and brain perceive different images from reality. These illusions are a type of visual puzzle in which these puzzles creates a misleading effect on ...

The assignment of figure and ground for a given visual display can dramatically alter the shape that human observers perceive. For example, depending on the figure/ground assignment in the image shown ...