Cosmos: A Personal Voyage S01E07 - The Backbone of Night

Episode Overview

Long ago, people believed that the stars were merely campfires illuminating the night, and they viewed the Milky Way as the "backbone of night." In this captivating episode, Dr. Sagan transports us to ancient Greece, exploring when humanity first pondered, "what are the stars?" He then returns to his old elementary school in Brooklyn, where that same question continues to spark curiosity among the students today.

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