Most people use the terms “optical illusion” and “visual illusion” interchangeably, much like “fluid” and “liquid” or “sofa” and “couch” are synonyms. At first glance, this might be seemingly pedantic ...

Illusion is derived from the Latin verb illudere, which means to mock or trick. Visual illusion pictures are designed to trick the human mind and are regarded as one of the simplest tests to determine ...

In this optical illusion picture, a banana is hiding at the construction site. Only sharp-eyed individuals can find the banana within 9 seconds!

An optical illusion is a visual puzzle that plays a trick on your vision. It teaches you how our brain and eyes work together to see. These illusions can be in different variations with different ...

Medical imaging experts are adept at solving common optical illusions, according to new research. The research is the first to show that people can be trained to do better at solving visual illusions, ...

Optical illusions are a fun and challenging way that tricks our visual illusion, and this motion optical illusion is ...

A viral '7-Second Challenge' is baffling internet users, tasking them to find a hidden dog amidst a sea of pandas. This ...

Sometimes, optical illusions are nothing more than interesting, with no real insight into you as a person. These visual perceptions can transform human faces into aliens, confuse you by simply turning ...

A viral optical illusion is said to reveal the viewer’s strongest personality traits including whether they’re too independent or have a strong intuition. The visual psychological test is one of many ...

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 ...

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 ...

In this Ebbinghaus illusion of relative size perception, the orange circle on the left looks bigger than the one on the right - but it is actually 10 per cent smaller. In a new study, medical imaging ...