Optical illusion personality tests, popular on social media, use images to reveal if individuals are optimistic or ...

A cyclist was left baffled by an optical illusion on a New York park which made it appear as though the ground was moving sideways. Photographer Jeremy Cohen was cycling through Corona Park when ...

By moving the plastic across the top of a picture, you only see one in four lines at one time, which then creates the illusion of movement. Produced by Claudia Romeo More from UK This artist uses ...