This year, April Fools' Day falls on Tuesday, April 1. The origins of April Fools' Day dates back to the 16th century, and ...

You might remember the phrase "beware the Ides of March" from your high school English class. Here's what it means and when ...

These reforms were implemented around 45 BCE, roughly a year before his death, and came to be known as the Julian calendar. The revamped system had 365 days, with a leap year added every four years, ...

Join us as we journey through the history of timekeeping, from ancient civilizations to the Julian calendar introduced by Julius Caesar and how the inaccuracies in the led to Pope Gregory to an ...

Easter’s changing date is an issue that began long before the Gregorian calendar (named after Pope Gregory XIII) was instituted in 1582. (The Julian calendar—named for Julius Caesar—was the ...