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 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 The dress' went viral 10 years ago and taught us the science of color ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive