'Calendar' rock carvings from Ancestral Pueblo discovered. The carvings were found at a site called Castle Rock Pueblo on the ...

Add Yahoo as a preferred source to see more of our stories on Google. An aerial photo of Stonehenge at sunrise. Stonehenge wasn't a prehistoric solar calendar but served mainly as a memorial to the ...

Stonehenge may have served as a calendar to keep track of the yearly movements of the sun, suggesting a prehistoric link to sun worship in the eastern Mediterranean, according to new research. A study ...

It had long been thought that the famous site of Stonehenge served as an ancient calendar, given its alignment with the solstices. Now, research has identified how it may have worked. New finds about ...

Scientists have uncovered a 12,000-year-old monument that may represent humanity’s oldest calendar, a groundbreaking discovery in the field of archaeology. This ancient structure could redefine our ...

A newly discovered Mayan text reveals the "end date" for the Mayan calendar, becoming only the second known document to do so. But unlike some modern people, ancient Maya did not expect the world to ...

The ancient Mayans are celebrated for their towering pyramids, intricate temples and sophisticated knowledge of astronomy.

WILTSHIRE, ENGLAND – DECEMBER 11: Stonehenge monument is seen on December 11, 2013 in Wiltshire, England. English Heritage will be unveiling the new multi-million pound visitor centre at Stonehenge – ...

Stonehenge may have served as a calendar to keep track of the yearly movements of the sun, suggesting a prehistoric link to sun worship in the eastern Mediterranean, according to new research.