डीएनए और लेजर में छिपा अनसुना इतिहास

Lifelong Learning With A. A. Khatana · Jun 5, 2026 · 21m

Human memory is often incomplete, and written history can be lost or destroyed over time. This episode explores how we can bridge those gaps by treating the physical world as a reliable data repository that holds the secrets of our past.The investigative process involves synthesizing data from preserved remains and using modern analytical tools like CT scans and satellite imagery. By examining everything from Neolithic markings to DNA trapped in permafrost, scientists are reconstructing lost human and natural history through a purely empirical lens.Climatic shifts release biological materials…