The rows of hearths were discovered at Atranjikhera and at Ahichchhtra both of which are in western Uttar Pradesh. The excavations show that these hearths were meant for communal feeding or for cooking the food of large families.
Universal soul is one of the main Keystone of the philosophy and the thought of the Upanishad. Brahma satyam Jagat Mitya Jeevo Bramanah Parah talks about the impermenance of the body and its existence.