Science has a simple and incredible trick that will help you lose weight. The idea, it seems, is to make portions appear bigger because this leads people to serve and eat less. Although many such ...

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.

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 ...

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 ...

We're captivated by optical illusions of all kinds, whether they're accidental or created intentionally to trick our perception. And if they generate a nerdy debate about colour, all the better. Over ...

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 ...

It’s no secret that putting various colors together makes them look different. Put off-white next to black, and it looks completely bright. But did you know that, with the Munker Illusion, you can ...

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 ...

This image, one of which is painted with color which is not understood, another one is a black and white photograph. However, after looking at the painted image for a while, looking at black and white ...