In the conclusion of my first book on synesthesia, I dreamed of a day when cross-sensory experiences would have resume value. Privately, it seemed a pipe dream when I wrote it. In fact, I wondered if ...

A person hears a piece of music and, at the same time, sees a deep blue colour. Another reads a word and senses a light taste, as if flavour ...

It's hard to pinpoint when synesthesia, the rare neurological condition where a stimulus that affects one sense prompts a response in a different sense, was first documented. Scientific literature ...

Why is white noise white? What would orange or purple noise sound like? According to novelist Janet Fitch, “You can’t describe a color without synesthesia” (Fitch). To a large degree, the same holds ...