January 1 has not always been the Global date for the day of New Year throughout history and the global acknowledgement of January 1 as the New Years Day has eventually evolved through some ...
That “more or less” requires leap seconds as well as leap years. Ancient civilizations didn’t need to deal with leap seconds. About 5,000 years ago, Sumerians invented the lunar calendar, unrelated to ...
A black moon also refers to the new moon phase itself when the moon is positioned between Earth and the sun, making it nearly invisible from our view. The black moon is a new moon in Capricorn, an ...