Researchers have uncovered what might be the world’s oldest solar calendar at Göbekli Tepe, a 12,000-year-old archaeological site in southern Turkey. This ancient timekeeping system, etched into stone pillars, could be more than just a way to track the seasons – it might also serve as a memorial...

Gobekli Tepe undermines the notion that the building of large stone temples requires agriculture as part of the infrastructure. http://en.wikipedia.org/wiki/G%C3%B6bekli_Tepe It is featured in the current FT. More: www.dailygrail.com/node/4051