India, July 20 -- The scientific and technological past of ancient India is not just a chapter of history, but a guide for the present and future. It showcases a wide spectrum of human genius - from mathematical abstraction to precise surgery and excellent metallurgy. Indian education systems now need to include this heritage in the core curriculum

Long before "engineering" became a formal discipline, India was practising it. Between roughly 3300 and 1300 BCE, the Indus Valley Civilization built meticulously planned cities, covered drainage systems, and refined metalwork. The Vedic period added agriculture, further metallurgy, and systematic sky-watching - the base for a scholarly line running from the Rigveda to Aryabhata, Sushruta, Cha...