Schulz-Hildebrandt, a biomedical optics engineer at Harvard Medical School, ran with his observation and developed an ...

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 Illusion Photo Color Test: Try to test your observation skills and eyesight by looking at this optical illusion image. Does this photo appear black and white to you? Optical Illusion Photo ...

A biomedical optics engineer discovered a visual illusion where purple dots appear bluer in peripheral vision. This ...

I have to admit it. I just love optical illusions. I remember buying books full of them when I was a kid, and sharing them with anyone I could find. Now, an incredibly complete collection of illusions ...

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 ...

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 ...

Optical Illusion for Testing Your Personality: In this vibrant optical illusion, the color you see first reveals your Personality Traits. So, which color did you see first? Optical Illusion for ...