Humans across cultures may share the same universal musical grammar

But the most striking discovery was that all cultures had melodies centred around a base tone. For example, starting the song Twinkle, twinkle little star on the note C means that notes in a C major scale are used. In a tonal song like this, the note C offers listeners a sense of stability and feels like “home” – and is often the note on which the song ends.

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