Archeology from Space: Mapping Tombs with Satellites

TL;DR

Archaeologists in Sudan used statistical analysis, originally developed to study stars, to analyze the arrangement of ancient tombs. They discovered that the tombs were clustered together, possibly representing tribal or family cemeteries of the Beja people.

Transcript

Thanks to Brilliant for supporting this episode of SciShow. Go to Brilliant.org/SciShow to learn how you can take your STEM skills to the next level with their new course on geometry fundamentals! [♪ INTRO] Five hours of off-road driving from the city of Kassala, in Eastern Sudan, lies a collection of ancient tombs. Researchers have written about t... Read More

Key Insights

• 🌥️ The remote location and large number of ancient tombs in Sudan made traditional archaeological methods impractical.
• 🛰️ Satellite images were used to gain an overview of the site, but a statistical tool was needed to analyze the tombs' arrangement and relationships.
• 🤩 The Neyman-Scott Cluster Process, originally developed for studying stars, proved useful in identifying clusters and social gravitational attraction among the tombs.
• 👪 The clustering patterns suggest a connection between Islamic Beja tribes or families and the prehistoric African cultures represented by the tumuli.
• 👨‍🔬 The research challenges previous assumptions about the number and location of qubbas in the region, expanding knowledge of the cultural landscape.
• 🔓 The study showcases the potential of using statistical methods in archaeology to unlock historical secrets.
• ⌛ This approach saves time and resources by providing insights that would have been more difficult to obtain through traditional methods.

Questions & Answers

Q: Why were the ancient tombs in Sudan difficult to study individually?

The remote location and large number of tombs made it impractical to count and analyze them manually, requiring multiple expeditions and significant resources.

Q: What statistical tool did archaeologists use to study the tombs' arrangement?

Archaeologists used the Neyman-Scott Cluster Process, originally developed for studying stars and galaxies, to analyze the clustering patterns of the tombs.

Q: What did the clustering of the tombs reveal about their arrangement?

The clustering of the tombs suggested a social gravitational attraction, with qubbas (Islamic tombs) clustered around central points, possibly connected to tribes and families. Some clusters could not be explained by topography alone.

Q: What were the potential cultural implications of the tombs' arrangement?

The clusters of qubbas and tumuli suggested a cultural connection between the Islamic Beja people, who lived in the Kassala region, and the prehistoric African cultures represented by the tumuli.

Summary & Key Takeaways

• In Eastern Sudan, there are thousands of ancient tombs, but their remote location and sheer number make them difficult to study individually.

• Archaeologists used a statistical tool, the Neyman-Scott Cluster Process, developed for studying stars and galaxies, to analyze the tombs' arrangement.

• Six main clusters of tombs were identified, suggesting a social gravitational attraction and a potential cultural connection between qubbas (Islamic tombs) and tumuli (prehistoric tombs).