![La foto scattata dal Mars Reconnaissance Orbiter (Foto: NASA/JPL/University of Arizona) La foto scattata dal Mars Reconnaissance Orbiter (Foto: NASA/JPL/University of Arizona)](https://www.quotidiano.net/image-service/version/c:NmRkZjdlZDUtYjI5Yy00:NDkwNjJl/la-foto-scattata-dal-mars-reconnaissance-orbiter-foto-nasa-jpl-university-of-arizona.webp?f=16%3A9&q=1&w=1560)
La foto scattata dal Mars Reconnaissance Orbiter (Foto: NASA/JPL/University of Arizona)
FONTE NASA: https://www.nasa.gov/image-feature/martian-morse-code
GIZMODO: http://gizmodo.com/theres-a-secret-message-written-into-the-sands-of-mars-1783330309?utm_campaign=socialflow_io9_facebook&utm_source=io9_facebook&utm_medium=socialflow