Scientists analyzed years of interviews with Taylor Swift to track how dialects evolve

Day-one fans of Taylor Swift know that the pop superstar has come a long way since launching her music career as a country singer — and that evolution is apparent in her dialect, according to speech scientists.

​ Day-one fans of Taylor Swift know that the pop superstar has come a long way since launching her music career as a country singer — and that evolution is apparent in her dialect, according to speech scientists. Read More Breaking News, Latest News and Videos | CNN