Psychologists have long been interested in how people interpret ambiguous, bistable images, such as the examples below. Bistable images. Top left: faces or a vase. Top right: rabbit or duck. Bottom ...

Our visual experience is constructed from a limited sampling of reality. Although our central vision is incredibly rich in detail and color, our peripheral vision is blurry, colorless, and lacking in ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...

The perception of weight is a complex interplay between sensory inputs and prior expectations, with the size–weight illusion (SWI) being one of the most robust phenomena in this field. In the SWI, ...

New York — At the Museum of Illusions in New York City, around every corner is a wonder for the eyes. There's a vase that's a face, art that moves with you, and a room that seems to go on forever.

The famous Ebbinghaus illusion, named for its discoverer, the German psychologist Hermann Ebbinghaus (1850–1909). Despite appearances, the two orange circles are the same size. Have you ever looked at ...