While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

A mind bending optical illusion showing a stack of cubes has left viewers baffled — with few able to work out what’s going on. A video shared on YouTube shows the cube art placed on a flat surface — ...

Printing is believing.

An optical illusion and its hidden images can reveal lots about your personality — depending on what image you see first. So, do you see a dark-haired woman sitting on the ground, or a face with a ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and were seen in caves. Nowadays they are found all over the place – on screens, in books and even in ...

Optical illusions are commonly used to learn about the human psyche. Some turn simple changes into unrecognizable faces, make people look alien-like, cause you to hallucinate, and even determine how ...

Justin Peters uses Photoshop to create amazing digital collages and optical illusions that will make you do a double-take, like turning an up-close photo of an eye into an entire galaxy.

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 ...

Optical illusions are great fun, and they fool virtually everyone. But have you ever wondered if you could train yourself to unsee these illusions? Our latest research suggests that you can. Optical ...