Recreating Language’s Big Bang

Roughly 7,000 languages are used around the world, and many thousands more have cycled in and out of existence throughout human history. Where did these languages come from, and how did our ancestors create the very first ones? One basic unanswered question is whether the first languages began as gestures, like modern-day signed languages of the deaf, or as vocalizations, like most extant human languages, which are spoken.

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