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 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 ...

This Optical Illusion Can Make Your Entire Room Look Like It's Moving ...

While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

If dots on a screen are surrounded by certain types of moving pattern, fixing your eyes on one of the dots can make the others disappear. This illusion, called motion-induced blindness, was discovered ...

Add Yahoo as a preferred source to see more of our stories on Google. The Vienna team stitched together slices of light to create snapshots. At rest (left), the cube looks normal. But when simulated ...

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 ...

A couple of years ago an optical illusion came along and almost broke our site. Over three million people read an article about the most dizzying illusion ever to grace our screens – the rotating ...

The “expanding black hole” is an illusion new to science because it can prompt your pupils to dilate in anticipation of entering a dark space. When you look at an optical illusion, you might feel it ...

Add Futurism (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Optical ...