ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive Remember the viral dress that divided the internet back in 2015? Was it blue and black, or was it white and gold? , For the first episode of our brand new podcast, Stories in Colour, join Professor Eleven years ago today, an image of a dress posted on Tumblr, a social networking platform, ignited a global online debate over whether it was white and gold or blue and black. ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive The Science Behind the Dress The New York Times