Scholar and author Imani Perry explains — it's the color blue. In her new book, Black in Blues: How a Color Tells the Story of My People, Perry explores blue as a symbol of both hope and melancholy ...

Once one starts to look for it, blue is everywhere. It’s embedded in modern English language (“true blue,” “I’m feeling so ...

For the record, the dress is definitely black and blue. But it appears white and gold to some people due to a phenomenon called color constancy and the way that our brains interpret colors.