This unique book explains in great detail the esoteric concept of 'OM/Aum' and 'Naad' as they are envisioned and elucidated by the Upanishads. All the various connotations and aspects of 'OM' as well as the 'Naad' are elaborately dealt with. While 'OM/Aum' is a monosyllabic word that represents the cosmic Supreme Consciousness that is all-pervading and is at the core of the entire living creation, the 'Naad' is the sound created by the vibration that...