Our eyes can frequently play tricks on us, but scientists have discovered that some artificial intelligence can fall for the ...

Optical illusions with hidden images are amazing for testing your visual powers. These illusion images challenge your brain's ...

Challenge your brain with a cosmic optical illusion that hides a mythical figure in plain sight. Can you solve it fast?

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

Optical illusions thrive online because they play tricks on human perception. The brain often relies on familiar patterns and ...

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

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 ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

Six years ago, when filmmaker Masaya Ishikawa was using Adobe Illustrator to craft digital materials for a video production, he started seeing strange shapes on his screen that shouldn't have been ...

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

Ugh some optical illusions come along and ruin your day. Sometimes that's because they're too chilling for words and other times they're too hypnotic. But this one flat out just gave me a headache.

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