It's been a rumor for years, and sometimes it sounds nice and other times it sounded crazy, but as of yesterday it is official - the Sunday schedule for The Church of Jesus Christ of Latter-day Saints is a two-hour block. The first hour will be Sacrament Meeting and the second hour will rotate between Sunday School and Relief Society & Elders Quorum for the adults. They put together a simple graphic to explain the new schedule:
I was curious about when the old three hour block started and found the announcement on LDS.org:
Church Consolidates Meeting Schedule
It happened in March of 1980, and combined all of the meetings that had previously been taking place at different times on Sunday and throughout the week. It's interesting to read the entire article and see many of the same points being made today about the 2 hour block were made about the 3 hour block.
There was even a chart that looks very similar to the new one: