The writing of the Indus Valley remains one of the greatest enigmas of archaeology. For more than a century, thousands of inscriptions on seals and tablets have resisted all attempts at decipherment. What artificial intelligence is beginning to show is not a literal translation, but a disturbing pattern: the symbols seem to behave more like a system of structured signs than like a conventional human language.
What we know so far
Advanced civilization: Between 2600 and 1900 B.C., the Indus Valley (present-day Pakistan and India) had planned cities like Mohenjo-Daro and Harappa, with drainage systems, standardized trade, and uniform weights.
Undecipherable writing: More than 500 symbols have been found, but there is no bilingual text (like the Rosetta Stone for hieroglyphs) that allows for comparisons.
AI in action: Machine learning algorithms are analyzing the frequency and sequence of the signs. The results suggest that they do not follow the typical rules of a phonetic language, but could be a notation system, perhaps administrative or ritual.
Why is it disturbing?
If it is not a human language, the writing of the Indus could be a symbolic code used for trade, religion, or social control.
This would imply that one of the greatest civilizations of antiquity did not leave a written language as such, but a system of record-keeping.
It changes the way we understand cultural transmission: perhaps oral communication was dominant and the symbols were merely auxiliary.
The open debate
Some experts believe that AI is revealing that the writing of the Indus was never a complete language, but a system of functional symbols. Others argue that it could still be a lost language, but with a structure radically different from the known ones.