Markings on a stone pillar at a 12,000-year-old archaeological site in Turkey likely represent the world’s oldest solar calendar, created as a memorial to a devastating comet strike, experts suggest. Markings on a stone pillar at a 12,000-year-old archaeological site in Turkey likely represent the world’s oldest solar calendar, created as a memorial to a devastating comet strike, experts suggest. Archaeology Phys.org – latest science and technology news stories
Ancient carvings in Turkey could be earliest solar calendar
