This article was first published in the New York Times on 25 Jan 2018. Written by Alex Marshall. A new study suggests that some types of song are universal, recognizable by people across all cultures. But not everyone is convinced. The world’s music cultures are meant to be unique. A Rwandan farmer’s lovesick song is not supposed to have much in common with that of a similarly lovesick farmer in the Scottish Highlands. But a group of Harvard scientists is trying to find out w