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 Is the dress blue black or white gold? Body Worlds Amsterdam Hanfu Dress for Women Blue Gold Tang Style Is The Dress blue and black or white and gold? The answer lies in vision psychology Psychology The Guardian The Dress Debate Black and Blue or White and Gold British Vogue British Vogue