All Stories

  1. Astronomy and Architecture in the El Palmar Area, Campeche, Mexico

    Article • Ancient Mesoamerica, December 2025, Cambridge University Press

    Ivan Šprajc

  2. New regional-scale Classic Maya population density estimates and settlement distribution models through airborne lidar scanning

    Article • Journal of Archaeological Science Reports, October 2025, Elsevier

    Ivan Šprajc

  3. Pre-Mamom Pottery Producers in the Heart of the Yucatan Peninsula

    Article • Estudios de Cultura Maya, April 2024, Instituto de Investigaciones Filologicas

    Ivan Šprajc

  4. Astronomical alignments in the Basin of Mexico and a fixed correlation of the prehispanic calendar with the tropical year

    Article • Proceedings of the National Academy of Sciences, April 2023, Proceedings of the National Academy of Sciences

    Ivan Šprajc

  5. Origins of Mesoamerican astronomy and calendar

    Article • Science Advances, January 2023, American Association for the Advancement of Science

    Ivan Šprajc

  6. Archaeology in the Chactún area of the central Maya Lowlands

    Article • PLOS One, January 2022, PLOS

    Ivan Šprajc

  7. Equinoxes and Mesoamerican architecture

    Article • Ancient Mesoamerica, November 2021, Cambridge University Press

    Ivan Šprajc

  8. Astronomy and ancient Maya E Groups

    Article • PLOS One, April 2021, PLOS

    Ivan Šprajc

  9. Significado astronómico de los grupos E en la arquitectura maya

    Article • April 2021, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  10. Izgubljena mesta

    Article • May 2019, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  11. Astronomy, Architecture, and Landscape in Prehispanic Mesoamerica

    Article • Journal of Archaeological Research, August 2017, Springer Science + Business Media

    Ivan Šprajc

  12. Astronomy and Architecture in the Maya Lowlands

    Article • Journal of Skyscape Archaeology, February 2017, Equinox Publishing

    Ivan Šprajc

  13. Astronomical significance of architectural orientations in the Maya Lowlands: A statistical approach

    Article • Journal of Archaeological Science Reports, October 2016, Elsevier

    Dr Antonio César González-García, Ivan Šprajc

  14. Aspectos astronómicos de la arquitectura maya en la costa nororiental de la península de Yucatán

    Article • May 2016, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  15. Orientaciones astronómicas en la arquitectura de Mesoamérica: Occidente y Norte

    Article • May 2016, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  16. Orientaciones astronómicas en la arquitectura de Mesoamérica: Oaxaca y el Golfo de México

    Article • August 2015, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  17. Exploraciones arqueológicas en Chactún, Campeche, México

    Article • March 2015, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  18. Reconocimiento arqueológico en el sureste del estado de Campeche, México

    Article • March 2014, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  19. Quetzalcóatlova zvezda

    Article • June 2006, Scientific Research Centre ZRC-SAZU

    Ivan Šprajc

  20. More on Mesoamerican Cosmology and City Plans

    Article • Latin American Antiquity, June 2005, Cambridge University Press

    Ivan Šprajc