Archaeologists have discovered the world's oldest calendar showing the sun and moon. It’s carved into a large stone pillar at ...
A devastating ancient comet strike in Turkey appears to be etched into what may be the world's oldest lunisolar calendar, assuming the event happened in the first place. Archaeologists recently ...
Carvings at Göbekli Tepe are thought to represent the world's oldest calendar. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!