Wherever the Gregorian Calendar is used — and it is now used by the governments of all countries — a week of seven days is also used in conjunction with it. But there is no 7‑day cycle in Nature from which this could have been derived, so why a week of seven days?
Why Seven Days in a Week?
Why Seven Days in a Week?
Why Seven Days in a Week?
Wherever the Gregorian Calendar is used — and it is now used by the governments of all countries — a week of seven days is also used in conjunction with it. But there is no 7‑day cycle in Nature from which this could have been derived, so why a week of seven days?