As Iranians celebrate the Persian New Year, explore the fascinating calendars still used around the world—shaped by sun, moon ...

The Eastern Orthodox Church uses the Julian calendar, a solar calendar that was used by the Roman Empire. This year, Easter and Eastern Orthodox Easter fall on the same date, according to The Old ...

It's the most sacred season of the Eastern Christian church's calendar, as it signifies the gift of new and eternal life after death to all who believe in Him. According to History.com ...