Host Jason Silva talks about the drive behind his new show, Origins : The Journey of Humankind. ➡ Subscribe: http://bit.ly/NatGeoSubscribe➡ ... ... <看更多>
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Host Jason Silva talks about the drive behind his new show, Origins : The Journey of Humankind. ➡ Subscribe: http://bit.ly/NatGeoSubscribe➡ ... ... <看更多>