Instead, he advocates for a 13-month calendar, with each month having 28 days adding up to 364 days, in harmony with lunar cycles. The 13-Month Calendar Still Exists—In Ethiopia Back To The Past? The ...
The Gregorian calendar is a relatively recent invention, and it's pretty far removed from how we originally tracked our days and seasons. Up until 1582, most cultures known to us relied on a 13-moon ...
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