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 ...

A geometrical optical illusion is a type of puzzle in which lines, patterns, and figures mislead the brain about their actual perception. These optical illusions do not always seem correct as they ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images ...

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.