Have you ever looked at an image and doubted what your eyes were telling you? Well, you are not the only one because such optical illusions commonly take place when your brain wrongly interprets what ...

Have you ever looked at two circles of exactly the same size and sworn one was larger? If so, your eyes have been tricked by the Ebbinghaus illusion, a classic example of how context can shape what we ...

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 ...

Perception researchers have discovered many illusions where context affects perceived size and distance. A great example of this is the Ponzo illusion (reviewed in an earlier blog post). The Ponzo ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and were seen in caves. Nowadays they are found all over the place – on screens, in books and even in ...

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 ...

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 ...

A viral optical illusion challenges users to find a hidden rat in under 15 seconds, with most failing despite repeated ...

If a person hides their own hand and focuses on a rubber hand instead, they may perceive it as part of their own body under certain conditions. What sounds like a gimmick could one day be used to help ...