12,000-year-old artifacts: Vadakkupattu Sangam era Excavation

Context: At Oragadam on the outskirts of Chennai, an ancient stone tool making place must have functioned about 12,000 years ago, an Archaeological Survey of India team has reasons to believe. The team found in the same pit layers of artefacts from at least four civilizations separated by hundreds, if not thousands, of years. For …

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