Explain This

47 - Calendar

Season 4 Episode 12

Use Left/Right to seek, Home/End to jump to start or end. Hold shift to jump forward or backward.

0:00 | 29:35

How did Romans use calendars for political purposes? When do we have leap years? Where do the names of the months come from?

Let's learn about the weirdly fascinating history of the Gregorian calendar, and what can go wrong when calendars aren't made accurately!

Knuckle method for figuring out if a month has 30 or 31 days

Email: explainthiscast@gmail.com
Facebook: https://www.facebook.com/explainthiscast
Twitter: https://twitter.com/ExplainThisCast
Instagram: https://www.instagram.com/explainthiscast/