Most people use the terms “optical illusion” and “visual illusion” interchangeably, much like “fluid” and “liquid” or “sofa” and “couch” are synonyms. At first glance, this might be seemingly pedantic ...

Medical imaging experts are adept at solving common optical illusions, according to research from four UK universities, including the University of East Anglia. The correct analysis of medical images ...

Discover mind-bending optical illusions that will leave you questioning what you see. These incredible visual tricks twist reality and challenge your perception, making you wonder what’s real. Watch ...

We love a good optical illusion here at Creative Bloq. From squares that hide circles to ambidextrous baseball players, little mind-benders that play with how we perceive light and colour give us no ...

Seeing feels immediate; we open our eyes and the world seems to appear as a continuous stream. But some visual illusions show ...

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 ...

Optical illusions are great fun, and they fool virtually everyone. But have you ever wondered if you could train yourself to unsee these illusions? Our latest research suggests that you can. Optical ...

Chances are you’ve encountered some version of the “Ebbinghaus illusion,” in which a central circle appears to be smaller when encircled by larger circles and seems larger when surrounded by smaller ...

An example of the glare illusion used in the experiment. A previous study has reported that the central region surrounded by eight circles is perceived to be brighter in the left image (with a ...

Prepare for a visual adventure with 18 incredible optical illusions that will twist your perception. These mind-boggling ...