This brain-frazzling optical illusion is enough to put your head into a spin. The purple-and-yellow image looks as though it’s both three-dimensional and moving but is in fact stationary and flat.

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.

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You look at an image of a black circle on a grid of circular dots. It resembles a hole burned into a piece of white mesh material, although it’s actually a flat, stationary image on a screen or piece ...

Vincent van Gogh’s The Starry Night is arguably the most famous and widely appreciated painting ever. But have you ever seen it move? Now you can, thanks to this wild, but simple, optical illusion.

Optical illusions have fascinated people for centuries. They play tricks on our eyes and brains, making us see things that aren’t really there. Sometimes, a static image can appear to move, or colours ...

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 ...

If the optical illusion appears to be moving, the viewer is stressed. If the image is moving like a “carousel”, then the ...

Most people use the terms “optical illusion” and “visual illusion” interchangeably, much like “fluid” and “liquid” or “sofa” and “couch” are synonyms. At first glance, this might be seemingly pedantic ...