“For the Maya calendar, the rollover of this cycle is ... too — I have lots of kids and grandkids,” he said with a laugh. “Who knows, maybe even a small, quiet recovery party on Wednesday ...

Kids.gov, a government website ... or the 144,000-day cycle on the Mayan calendar. There is no reason to believe the calendar would not just start over, and experts point out the ancient Maya ...

Organize students in groups. Distribute copies of the "Calendar Count" student handout. Tell students they will be calculating the date of their birth in the Maya Long Count calendar system.

you may have seen that while the ancient Maya calendar "ends" on that day, the Maya themselves would not have seen that as the end of the world. But how does the Mayan calendar work, anyway?

The reason: a new discovery — just reported in the journal Science — of the earliest known Mayan astronomical calendar, featuring elaborate and detailed work by one of the most impressive ...