It may look like a digitized Jackson Pollock painting, but hidden in this haze of color is a number — if you can see it. Puzzle lovers are going crazy for this head-scratcher optical illusion ...

Another day, another brain-bending optical illusion! At first glance, this colorful grid of red and orange diamonds looks like a mess of repeating numbers: '34,' '43,' '32,' and '23.' It’s ...

Color us confused. 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 ...