We love a nice optical illusion (if you hadn't noticed), and happily the internet is full of people creating little gems to trick our eyes. Anyone wanting to create their own won't want to miss this ...

At first glance, this black-and-white zigzag pattern might look like nothing more than a dizzying wall of lines. But hidden within its hypnotic design lies a surprising image that tests how quickly ...

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 ...