Analysis of information sources in references of the Wikipedia article "Catron County, New Mexico" in English language version.
The first evidence of popcorn has been radiocarbon-dated dates to as old as 6,700 years (c. 4700 BCE), based on macrofossil cobs unearthed between 2007 and 2011 at the Paredones and Huaca Prieta archaeological sites on the northern coast of Peru.