Nowadays, we have clocks everywhere. And we can check the time in an instant. But how do humans kept time? How do they calculate time?
Do you know the history of timekeeping? This documentary will take you on an epic journey throughout history.
The history of timekeeping devices dates back to when ancient civilizations observed the Sun and the Moon as they moved across the sky. Around the 14th century, we got mechanical clocks with the verge escapement mechanism.
And speaking of time keeping, history believes Ancient Egyptians invented it. They used devices called Shadow Clocks, which they used to divide the day into 12-hour periods and used their obelisks to trace the movement of the Sun.
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