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.

A COLORFUL optical illusion reveals how your brain can change the color of objects. Japanese psychologist and artist Akiyoshi Kitaoka created the illusion to show how moving objects can trick our ...

A MIND-BLOWING optical illusion has been created by a University of Texas professor. David Novick manages his own color illusion website and often shares photos of the illusions he creates. You'll now ...

A colorful optical illusion has divided social media users once more as people debate which animal is actually displayed in the unfinished drawing. The viral graphic features a blue, purple and green ...

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 ...

A MIND-boggling optical illusion appears to show different colored circles with viewers encouraged to guess what color they all are. The puzzle is a color illusion created by University of Texas ...

Optical Illusion Photo Color Test: An optical illusion is a mind-bending illustration of an object or drawing or picture that has different appearances if looked at from different perspectives. There ...

Well, it looks like we're never, ever escaping the tyranny of The Dress — but it's OK, because optical illusions are cool. Not only that, but they can teach us a ton about ourselves, too. Case in ...

Extinct animals will roam the Sacramento Zoo this winter as the park debuts an immersive new nighttime experience. Called “Unextinct,” the exhibit brings more than 40 extinct and threatened species ...

Perception researchers have long known about the structural and functional features that differentiate our central vision from our peripheral vision. The central (or foveal) region of our retinas are ...