How was popcorn discovered? An archaeologist explainsAuthorPosted byPublishedJuly 3, 202410:18 amX (Twitter)FacebookLinkedInShare this postShare this postClose sharing boxHow was popcorn discovered? An archaeologist explainsX (Twitter)FacebookLinkedInPosted by on July 3, 2024. There’s evidence of maize farming from dry caves in Mexico as early as 9,000 years ago. Post Views: 19