The Age of Mammals: 66 Million Years That Made Us | History for Sleep

After the asteroid, the world went quiet—then mammals rose. Tonight we travel through the Age of Mammals, the Age of Mammals, tracing 66 million years of small survivors becoming minds that can wonder. A soothing History for Sleep for deep thinking: evolution, existence, consciousness… and the eerie thought that you are the universe learning to look back at itself..

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