January wasn’t always the first month of the year—and in some places, it still isn’t.That simple fact explains why calendars ...

If January felt endless, February may be refreshing since it's only 28 days long. Thank the Romans for that oddity. Before the Gregorian calendar used today, Roman King Numa Pompilius (715-673 BC) set ...

Our civilization relies on calendars to organize and measure time. Culture, religion, and astronomy have all influenced calendars throughout history. Calendars have a fascinating history, dating back ...

While the Julian calendar included a leap day once every four years, it was not the first calender to have such a system. For example, the Roman system that it replaced included a month called X once ...