Optical illusions have long fascinated scientists, artists, and everyday viewers. These visual puzzles can make stationary objects appear to move, straight lines look bent, or colours seem to change ...

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 ...

A grayscale ballerina who appears to be moving. A human who can fit in a doll box. A black-and-white prism which appear to change shape when viewed from three different directions. Those are the top ...

Optical illusions are not merely tricks or viral brain teasers, they reveal the curious disconnect between what we see and what our brain interprets. A flat drawing might come across as ...

Visual illusions of motion are a major source of interest in the vision research community. Explaining how a still image can produce an illusory perception of motion is important for a more complete ...