Colored Letters Aren't Just for Fridge Magnets

Synesthesia — in which the senses get all criss-crossed up and numbers have colors or tastes have shapes — is always incredibly fascinating, but a new study has some really surprising results: Some people who experience color-grapheme synesthesia — where letters and numbers also have colors — kind of like those… » 1/31/13 3:35pm 1/31/13 3:35pm