An 'unsettling' optical illusion shows two squares which appear to be completely different shades of gray, but are actually ...

Looking at other people's optical illusions is fascinating, no doubt, but have you considered making your own? I've discovered a fantastic video that shows you how to play with angles by sketching ...

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 — ...

Optical illusions play tricks on your brain and can make you see things that aren't really there, from static images swirling around the page to images that stay with you even after you look away.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Nastynice1 via Reddit A supposedly 3D optical illusion has been posted online and is ...