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

Challenge your brain with this viral motion optical illusion that tests binocular vision and observation skills.

Photos of a stretch of Interstate 80 in Wyoming often go viral because the highway appears to rise straight into the sky.

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.

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 ...

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

You look at an image of a black circle on a grid of circular dots. It resembles a hole burned into a piece of white mesh material, although it’s actually a flat, stationary image on a screen or piece ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

This mind-boggling optical illusion may baffle you, even after you learn that you didn’t see what you thought you did. Experimental psychologist Akiyoshi Kitaoka often amuses her Twitter followers by ...