People in this profession found to be strangely skilled at spotting optical illusions - Medical image analysis experts have improved ability to disregard irrelevant context, study finds ...

Optical illusions have become one of the most popular online engagement activities, turning everyday scrolling into a quick ...

Hidden number and letter optical illusions are some of the most satisfying puzzles because they look unbelievably simple until you actually try them. In this challenge, you are shown a neat grid ...

People have been left scratching their heads over an optical illusion - with some players giving up after several minutes of ...

These odd photos taken from weird perspectives created some mind-boggling scenarios.

Think you have sharp eyes? Find the hidden ring in this optical illusion in under 13 seconds. Most people take 25 seconds!

A couple of years ago an optical illusion came along and almost broke our site. Over three million people read an article about the most dizzying illusion ever to grace our screens – the rotating ...