Homo sapiens joined the story of life on Earth just 300,00 years ago.  So when and how did we start making music and creating languages? In this episode, we explore these signature sounds and discover how they just might be rooted in listening.

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This giving season listening matters. To keep making our show, Threshold needs to raise $75,000 by the end of the year — and we’re over 85% of the way there!

Threshold is listener-funded.To keep making this work and sharing it with audiences for free, we have to raise $75,000 by the end of the year — and we’re over 80% of the way there! If you haven’t chipped in yet, consider making a gift today.