Changes

The Gregorian Calendar, named after [[Pope]] [[Gregory XIII]], is the calendar that most use today (it is the most widely used in the world). It consists of 365 days in each year, with a 366-day [[leap year]] every fourth year.

The '''Gregorian Calendar''', named after [[Pope]] [[Gregory XIII]], is the [[calendar]] that most use today (it is the most widely used in the world). It consists of 365 days in each year, with a 366-day [[leap year]] every fourth year.

It is almost exactly the same as the [[Julian Calendar]], except that leap years are sometimes dropped from end of century years unless they are divisible by 400.

It is almost exactly the same as the [[Julian Calendar]], except that leap years are sometimes dropped from end of century years unless they are divisible by 400.

[[category:science]]

[[category:Dating Systems]]