For questions about different systems of measuring time.

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13
votes
2answers
203 views

When was the change from kalends, ides and nones to numbers

The Romans named the days of the month by counting down to kalends, ides and nones. We use numbers counting up from one for the first day of the month. When did this change take place? I assume that ...
69
votes
10answers
29k views

Why does the United States keep using “old” date representations and imperial system, while being in the minority?

Other than the US (and a few other countries), the vast majority of countries use International System of Units (SI). Celsius temperature scale. DMY or YMD date format┬╣. 24-hour clock when written┬▓. ...
14
votes
2answers
220 views

In the French Republican calendar: were Quintidis holidays?

I did some research on the French Republican calendar and found some contradictory information on weekly (or decadian?) holidays. Wikipedia (and most other articles I found) mention: The ...
12
votes
6answers
2k views

Is every major culture in the same year?

In the Western world the current year is 2014, which is the number of years since the birth of the Christian messiah. Given that Christianity is not the dominant religion in every part of the world, I ...