On this episode we bring back Dr. Denisse Argote to talk about some of the new things she and her team are doing in Mexico. We get an update on Teotihuacan and other research. We even talk about ray guns on archaeological sites! Or portable XRF. Either way, it's great. Transcripts For rough transcripts of this episode go to https://www.archpodnet.com/archaeotech/211 Links * Denisse Argote, survey at Teotihuacan: https://www.sciencedirect.com/science/article/pii/S0305440320300637#! [https://www.sciencedirect.com/science/article/pii/S0305440320300637#!,] * Episode 134: https://www.archaeologypodcastnetwork.com/archaeotech/134 * The Backdoor to Hell, Dutch Stonehenge, and the Age of Bamboo - TAS 225: https://www.archaeologypodcastnetwork.com/archaeology/225 Contact * Chris Webster Twitter: @archeowebby [http://www.twitter.com/archeowebby]Email: [email protected] * Paul Zimmerman Twitter: @lugal [http://www.twitter.com/lugal]Email: [email protected] ArchPodNet * APN Website: https://www.archpodnet.com [https://www.archpodnet.com/] * APN on Facebook: https://www.facebook.com/archpodnet * APN on Twitter: https://www.twitter.com/archpodnet * APN on Instagram: https://www.instagram.com/archpodnet * Tee Public Store: https://www.teepublic.com/stores/archaeology-podcast-network?ref_id=5724 Affiliates Motion: https://www.archpodnet.com/motion Motley Fool * Save $110 off the full list price of Stock Advisor for your first year, go to  https://zen.ai/techpodfool  and start your investing journey today! * *$110 discount off of $199 per year list price. Membership will renew annually at the then current list price. Laird Superfood * Are you ready to feel more energized, focused, and supported? Go to https://zen.ai/thearchaeotechpod1  and add nourishing, plant-based foods to fuel you from sunrise to sunset. Liquid I.V. * Ready to shop better hydration, use my special link https://zen.ai/thearchaeotechpod  to save 20% off anything you order.