Optical illusions come in all forms, from mind-melting artwork to photography trickery, but there's one style that never fails to perplex the internet – the humble colour illusion. Fooling the brain ...

Optical illusions come in all forms, from mind-bending physiological phenomena to confusing cognitive images, but one variety that doesn't get nearly enough love is the humble ambigram. While these ...

The op-art loving side of the internet has developed a new obsession – the reverspective optical illusion. Taking Reddit by ...

Test your focus with this viral optical illusion! Can you find the number 87 hidden among the 78s? Boost your brain power with this 7-second visual challenge now!

Thanks to a handy psychological trick, one man claims he can tell if you’re shy and quiet or confident and stubborn in mere seconds. The insight doesn’t come from asking you deep questions, though – ...

What Is an Optical Illusion? An optical illusion is a visual phenomenon where the brain misinterprets what the eyes see.

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 ...

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...

Viewers have been left stumped trying to determine how many shapes are in this photo. This optical illusion creates a series of triangles, squares and lines, but most viewers are shocked to learn that ...