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The Mayan Zodiac: A Clear, Fact-First Guide

The Mayan zodiac belongs to a timekeeping system used for many centuries in Mesoamerica, notably by the Maya. It is not a single zodiac in the Western sense but a set of interlo...

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1940 Chinese Year: Meaning, Calendar Systems, and Cultural Context

The question “1940 Chinese year” usually refers to how the calendar year 1940 maps into the Chinese lunisolar system and the Chinese zodiac, rather than a distinct Chinese c...

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What Leap Day Is and How It Works

Leap day is the extra day added to the calendar about once every four years, keeping our civil calendar aligned with Earth’s orbit. On most years, calendars show 365 days, but...

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When is the next Friday the 13th?

The next Friday the 13th after today is Friday, August 13, 2027 . Friday the 13th occurs when the 13th day of a month falls on a Friday, a calendar pattern that repeats in cycle...

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