Scholars show how multiple planet movements tie into the 819-day Mayan calendar. The 819 days of the calendar must be viewed across a 45-year time period to fully understand. The movements of all ...

The enigmatic Maya calendar synchronizes all visible planets, thus solving an astronomical puzzle that had remained unsolved ...

A cycle featured in Maya calendars has been a mystery pretty much since it was rediscovered and its deciphering began in the 1940s. Covering a period of 819 days, the cycle is referred to simply as ...

Humans have been around on this earth for quite a while, developing different kinds of technology since the beginning. One of these technologies is the science behind keeping time and creating ...