10 years ago, a simple photograph of a dress sparked a global debate unlike anything seen online before. Posted in 2015, the image caused people to argue intensely over whether the dress This explains how the blue black white gold dress illusion was possible. But it doesn't explain why some people saw it one way and some saw it the other, and no one seemed to see The colour constancy explanation for #thedress. The image formed on the Download Scientific Diagram Why is it so hard for people to see black and blue?' Salvation Army uses 'The Dress' to talk about domestic abuse Orange County Register