Some of the world's oldest cave paintings have revealed how ancient people had relatively advanced knowledge of astronomy. Animal symbols represent star constellations in the night sky, and are used to mark dates and events such as comet strikes, analysis from the University of Edinburgh suggests. Photo by Alistair Coombs.

New Analysis of Cave Art Suggests That Prehistoric Humans Had Sophisticated Knowledge of Astronomy

The paintings appear to reflect the position of the stars in the night sky.

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