Eleven years ago, a single photo posted on Tumblr sparked one of the biggest internet debates of all time. The dress instantly divided the world, some swore it was white and gold, 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 ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive The Science of Why No One Agrees on the Color of This Dress WIRED Here's why people saw the dress differently. Gold Dresses Camille La Vie