Featuring a blurry image of abstract yellows, oranges, purples and blues, this optical illusion appears pretty plain. It's ...

Do you think you have perfect vision? Here’s a quick way to find out. This optical illusion is designed to test how sharp ...

Look closely at this picture. At first glance, you can see a big tortoise in the centre of the image. But look closer, and ...

Do you think you have sharp eyes? Try this optical illusion IQ test and spot the hidden needle without getting distracted by ...

A new challenge from Reddit is testing sharp eyes as a feral cat blends perfectly into a dense woodland scene.

An Optical Illusion is a type of visual illusion where our brain perceives an image that is different from its actual ...

A mind-bending optical illusion on Reddit has divided social media users over whether they see the word 'word' floating ...

At first glance, this image looks… boringly perfect. Row after row, box after box, the same number staring back at you, 762.

Optical illusions are becoming more and more popular on the internet. Thousands of people have made optical illusions their favourite pastime because of the game's simplicity and directness. The ...

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, ...

Merry Christmas, everyone! Take a look at the pictures given below, both images have a few differences in them-- that you ...