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. Illusions like these mess ...

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 ...

An optical illusion is a type of illusion that occurs in the visual system, causing something to appear that does not actually exist or that is different from reality. There are a wide variety of ...

How good is your observation prowess? Do you believe you can trust in your ability to see through deception? If you think so, you must be among the top 1 per cent masterminds who possess a good ...

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.