When you buy through links on our articles, Future and its syndication partners may earn a commission. Illusions like these mess with the brain's visual processing system, making viewers see things ...

A head-scratching optical illusion challenges the perception of color and how the brain plays tricks on us. In an image created by the UK contact lens vendor Lenstore, a series of lilac letters ...

This trippy image appears to be a pigment enigma. Puzzle lovers are straining their brains over this optical illusion, which reportedly fools the viewer into thinking that they have gone colorblind.

Optical illusions are tricky little things. Often they can leave us scratching our heads, trying to figure out how the illusion is tricking our eyes and our brain. One type of illusion, known as a ...

So I've read in more than a few places that color doesn't exist outside our heads, it's just wavelengths of light. That our brains are the things that make color, same with sound (which is just ...

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...

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 ...

Nature is full of an almost infinite array of colors, but some are more unique than others. Apart from the inanimate sky and water, the color blue only some animals and flowers have the privilege of ...

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 ...

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 ...

Optical illusions play tricks on your brain and can make you see things that aren't really there, from static images swirling around the page to images that stay with you even after you look away.