Brain sees fine line between speech and song

2017-06-12 06:00:05

A SOUND curiosity, in which a spoken phrase seems to morph into a song when repeated, is shedding light on the difference between speech and song. Diana Deutsch, a psychologist at the University of California in San Diego, first noticed the illusion in the mid-1990s when editing a recording of her own voice. One phrase – “sometimes behaves so strangely” – began to sound like a song when she replayed it several times. Now Deutsch has confirmed that the illusion is real by testing it on proficient singers. Those played the same phrase just once and asked to repeat what they heard,