Ten years ago, a photo of a dress posted on Tumblr sparked a massive debate: was it blue and black or white and gold? Millions argued online, and even celebrities joined in. Scientists later explained This image continues to divide the world: What color do you Blue and black or white and gold? It's been a full decade since "The Dress "took over the internet, yet What color is the dress? Why do some people see blue and black and some people see gold and white when looking at a single image of a dress? : r askscience Here's why people saw the dress differently.