Every illusion has a backstage crew. New research shows the brain’s own “puppet strings”—special neurons that quietly tug our perception—help us see edges and shapes that don’t actually exist. When ...

SEATTLE, WASH.—September 15, 2025—An illusion is when we see and perceive an object that doesn’t match the sensory input that reaches our eyes. In the case of the image below, the sensory input is ...

Researchers investigate how mice process illusions, highlighting the neural circuitry involved in seeing and perception. An illusion is when we see and perceive an object that doesn’t match the ...

An optical illusion is a visual phenomenon where the brain misinterprets what the eyes perceive, creating a false or misleading impression of reality. This occurs because the brain processes visual ...

An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality. This image is seen as a Radiating Wavy Pattern Optical Illusion that appears ...

An illusion is when we see and perceive an object that doesn't match the sensory input that reaches our eyes. In the case of the image below, the sensory input is four Pac Man–like black figures. But ...

Six years ago, when filmmaker Masaya Ishikawa was using Adobe Illustrator to craft digital materials for a video production, he started seeing strange shapes on his screen that shouldn't have been ...

This Optical Illusion is viral on online puzzles among the top users who solve these types of brain illusions. These types of Optical illusions need to focus your attention with your Hawk-Eye Vision ...

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 ...

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 ...

A viral optical illusion IQ test challenges users to find an inverted "94" hidden within a grid of identical numbers in just 6 seconds. This demanding puzzle tests attention, pattern recognition, and ...