Optical illusions are like mini brain tests that are designed to challenge your perception, observation, and visual ...

There is a woman hidden in this visual illusion picture. Now only 1 out of 100 people could spot her. It is your turn now to ...

Hidden number and letter optical illusions are some of the most satisfying puzzles because they look unbelievably simple ...

Do you enjoy quick brain challenges that test your focus and patience? Then this optical illusion is made for you. At first ...

A head-scratching optical illusion challenges the perception of color and how the brain plays tricks on us. In an image created by the UK contact lens vendor Lenstore, a series of lilac letters ...

What Is an Optical Illusion? An optical illusion is a visual phenomenon where the brain misinterprets what the eyes see.

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

Optical illusions have gained a lot of popularity recently, as they get our brain to exercise, and can be the perfect test of ...

If you have never seen an optical illusion, it is an image that makes you see things differently than they actually are. Optical illusions trick your eyes into believing you see something that is not ...

Have you ever felt that a person in a portrait is watching you, their eyes following you about a room? This optical illusion is known as the Mona Lisa effect, after Leonardo da Vinci’s famously ...