The science behind that absurd color changing dress, explained Vox ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive I've been thinking about "the dress" for 10 years. Here's what I've learned. 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 dress color problem NamuWiki Bonhams : COLOUR CHANGE SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1930