Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

Every winter Yosemite National Park becomes the stage for one of nature’s most riveting optical illusions: a magnificent waterfall that for a brief moment appears to be made of pure golden fire.

The study of visual illusions in animals provides a compelling window into both the evolutionary continuity and diversity of perceptual processes. Research indicates that many species, from domestic ...

Lightness perception, the visual system’s ability to maintain a stable representation of surface reflectance despite varying illumination, has long intrigued researchers. Central to this field is the ...

Nature is full of an almost infinite array of colors, but some are more unique than others. Apart from the inanimate sky and water, the color blue only some animals and flowers have the privilege of ...

As St. Patrick’s Day approaches, images of leprechauns, shamrocks, and, of course, rainbows leading to pots of gold flood our imaginations. But while the legend of treasure waiting at the end of a ...

Optical illusions are fascinating visuals that play tricks on our minds, offering more than just entertainment. These intriguing images distort our perception, challenging the way we interpret what we ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...