Humans interpret things differently. And perception-based activities such as optical illusions can be a great way to activate the brain, because how we interpret these activities can often ...

The article describes an optical illusion where a piano is hidden among zebra stripes. To solve it, one must seek rectangular shapes and alternating b ...

The image above is one such creation—a black-and-white visual masterpiece with patterns and curved lines ... This type of illusion uses "figure-ground perception," where the brain struggles ...

They are based on geometric designs such as parallel lines, spirals, waves, circles and checkerboard patterns. Often these are produced in black and white or highly contrasting colours.

Our brain is wired to look for patterns to process visual information ... It is difficult to solve this optical illusion because the black-and-white stripes create noise, making it hard to focus ...