One of the ways we work out what proto-language might have been like is by looking at languages which have developed from nothing in recent times. One of the best examples is Nicaraguan Sign Language. Unsplash/Jo Hilton

Curious Kids: how did spoken language start?

In the space of a few short years, deaf Nicaraguan school children created their own language. This example may give us a clue about how spoken language developed over thousands of years.

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