If you’re like most of us, you jot down an appointment reminder, add an event, or review your calendar without putting much thought into how it has come about. But, make no mistake, the evolution of ...

Newsroom discussions about Leap Day 2024 developed into this calendar commentary. SIOUX FALLS, S.D. (KELO) — The Gregorian calendar, used across most of the world and right here in the USA, was ...

The Gregorian calendar is a relatively recent invention, and it's pretty far removed from how we originally tracked our days and seasons. Up until 1582, most cultures known to us relied on a 13-moon ...