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Genomic Insights from Rakhigarhi: Redefining the Origins of the Indus Valley Civilization

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New DNA evidence from the Rakhigarhi archaeological site provides a scientific basis for understanding the ancestry of Harappan people. The study utilizes advanced biotechnological tools to bridge gaps in India's ancient history and migration theories.

The archaeological site of Rakhigarhi in Haryana, recognized as the largest settlement of the Indus Valley Civilization (IVC), has once again become the focal point of historical research. Recent advancements in ancient DNA (aDNA) technology, spearheaded by the Archaeological Survey of India (ASI) in collaboration with premier scientific institutions like the Birbal Sahni Institute of Palaeosciences, have successfully decoded the genetic makeup of individuals buried nearly 4,500 years ago. This scientific endeavor involves extracting DNA from the petrous bone—the densest part of the skull—which preserves genetic material even in challenging tropical climates. The findings are transformative, suggesting that the inhabitants of the IVC possessed a distinct genetic lineage that has persisted in South Asia for millennia. Crucially, the data indicates a lack of significant ancestry from Steppe pastoralists or Western Eurasian farmers during the peak of the Harappan era, challenging traditional narratives regarding the timing and nature of migrations into the Indian subcontinent.

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