From Hunter-gatherer Village to Global Village

Chapter 3 of The Scheme of Things

As The Scheme of Things builds toward its stirring climax, the pace (however ironically) slows. Whereas chapter  2—“From Primordial Ooze to Us”—covered a couple billion years in 16 minutes, this week’s installment, “From Hunter-gatherer Village to Global Village,” covers 15,000 years in 15 minutes.

But one thing remains constant: the theme established i…