First brain scan study to feature THAT dress BPS So I searched up the black and blue dress : r opticalillusions The Dress Debate: Science Explains Why Some See Blue And Black And Others White And Gold The dress was black and blue, but the conditions of the photograph caused many to perceive it as white and gold, creating debate. Within a week, more than ten million tweets had Is it white and gold or blue and black? The truth behind the dress debate. CooperVision