Constantine Popov The Lady in Blue Dress With Cat MutualArt 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, Juliette Lewis Wikipedia ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive How "The Dress" Became an Illusion Unlike Any Other Scientific American