When you buy through links on our articles, Future and its syndication partners may earn a commission. Illusions like these mess with the brain's visual processing system, making viewers see things ...

A Geometric Zig Zag Lines of 3D Effect Vector 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 ...

What Is an Optical Illusion? An optical illusion is a visual phenomenon where the brain misinterprets what the eyes see. Instead of showing reality exactly as it is, optical illusions manipulate ...

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 ...

Optical illusions play tricks on your brain and can make you see things that aren't really there, from static images swirling around the page to images that stay with you even after you look away.