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.

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 ...

Optical illusions always fascinate us, and the latest one to catch our eye is a true head-scratcher. At a quick glance, this ...

Kate Bacon has a bachelor’s degree in integrative physiology. The science whiz shared that the color cyan is rarely seen because most screens can’t display it. One way to see true cyan is to use the ...

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A new video from [Make Anything] shows off a nice combo that has a real visual impact: ambiguous shapes that look different depending on what angle they are viewed at, combined with an unusual ...

While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

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 ...