Online calendars have become part of everyday life. Even if you don't use your calendar as diligently as others, you can still benefit from an online calendar. This could be receiving birthday cards or meeting reminders online, scheduling an event or business meeting, or scheduling your day. The thing is, online calendars are a relatively new productivity tool and are growing rapidly. In fact, your online calendar is increasingly acting like a personal assistant that will make smart suggestions on how to best use your time. The evolution of the modern calendar As Kathy Padden wrote in a Gizmodo article, "
The perfecting of a method of predicting and predicting the passage of time has plagued our ancestors since the earliest recorded history. "Because it's not an easy task, the calendar as we know it has evolved over generations. For example, the ancient Egyptians accurately measured a year by recording the positions of the stars in the sky at any given time. This made the industry mailing list the first civilization to use the solar calendar instead of the lunar calendar. Interestingly, the ancient Babylonian preferred lunar calendar is still used by both the Muslim and Jewish calendars.
There is a problem with the solar calendar. The problem with the solar calendar is that every four years Sirius, the dog star, is late. "This causes the calendar to slide backwards like the moon — just at a much slower rate," Padden explained. The Roman Empire, under the leadership of Julius Caesar and the famous philosopher and astronomer Sosignes, righted this wrong. As we all know, the "Julian calendar" began on January 1, 45 BC. Unfortunately, there was a glitch that "caused a gap of about 10 days between the calendar and the actual solar year". Gregorian calendar. In 1582, Pope Gregory XIII introduced the Gregorian calendar, correcting this by using three leap year days every 3,000 years.