Smart Curiosity

Why Do We Have 7 Days in a Week?


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Explore the remarkable story behind the seven-day week—a human invention shaped by Babylonian astronomers, Jewish tradition, Roman power, and Norse mythology. This episode unpacks how a 4,000-year-old idea became a global standard that structures our lives today.
• Learn how ancient sky-watchers inspired the rhythm of the week
• Discover why religious traditions cemented the seven-day cycle
• See how empires and cultures shaped the names of our weekdays

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Smart CuriosityBy Smart Curiosity