Carvings on a 12,000-year-old monument in Turkey appear to mark solar days and years, making it possibly the oldest solar ...

This rings especially true regarding Gobekli Tepe, an archaic complex in the heartlands of southeastern Turkey that could radically reconfigure our understanding of early human societies.

Gobekli Tepe, an ancient site in southeastern Turkey, is believed to be the world's oldest known building, dating back at least 11,500 years. That makes it twice as old as Stonehenge, which was ...