Optical illusion puzzles are very entertaining and puzzling as they are enjoyable, unexpected, and most of the time you cannot figure out how your eyes were able to deceive you that much. These brain ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it appears to be a random collection of repeating designs or colourful dots.

Can you see through the camel-flage? Another day another wildlife safari for the eyes: In this animal-based optical illusion, viewers are challenged to spot the camel within the spectrum of colors.

In the above image, it is a black-and-white star gradient halftone optical illusion, and even 99% can't spot the hidden ...

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 ...

Have you ever felt that a person in a portrait is watching you, their eyes following you about a room? This optical illusion is known as the Mona Lisa effect, after Leonardo da Vinci’s famously ...