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 ...

An optical illusion is a type of illusion that occurs in the visual system, causing something to appear that does not actually exist or that is different from reality. There are a wide variety of ...

At first glance, this image may appear to be just a repetitive pattern of the word “Colour” written over and over again. The consistent font, uniform spacing, and monochrome background all work ...

A study of mice starts to unravel how the brain gets tricked by this kind of optical illusion, and it gives clues about how visual perception works. When you purchase through links on our site, we may ...

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 ...