Both infinitely larger than ourselves and one of humanity's greatest commonalities, the night sky has shaped millennia of human history. Cosmologist Roberto Trotta joins us to reveal what the mysteries of the stars can illuminate about the mysteries of humankind, from our earliest origin myths to our methods of timekeeping which formed around the visibility of stars around the globe. From Babylon to the North Pole, from the beginning of time to the Neanderthals, from our own backyards to imaginations of Venus, this is a voyage across space and time.

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