An optical illusion is a puzzle in which the image in front of you possesses a different perception. These illusions are given in different forms, like puzzles, crossing numbers, hidden items, jumbled ...

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

Look at this optical illusion picture. Three happy girls stand together holding hands. They are wearing white headcovers, ...

Optical illusions come in all forms, from mind-melting artwork to photography trickery, but there's one style that never fails to perplex the internet – the humble colour illusion. Fooling the brain ...

The Thatcher illusion, discovered 35 years ago by vision scientist Peter Thompson of the University of York in the UK, was essential to current knowledge of face perception. Scientists already knew ...

Duping a guppy is easier than duping a ring dove — at least when it comes to a classic optical illusion. In the Ebbinghaus illusion, two identical circles placed side by side are each framed by a set ...