The sun dial worked during daylight, but how did people agree on what time it was at night before clocks were invented?

  • marx2k@lemmy.world
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    4 months ago

    Huh… i man, I guess over time, timekeeping began to solidify. So when did we actually start keeping a common date? I know some religions or cultures think it’s way off of 2024. But when did a strong common use of calendars come About?