1.However, recently scientists have discovered that soon after the Big Bang, and before anything else appeared in the universe, primordial sound waves are produced. 2. Music calm the mind and produces a great sense of well being and euphoria. 3. One also gets asimilar experience during deep meditation and samadhi. 4. Sound has, therefore, been with us throughout the evolutionary process and is an integral part of all our activities. 5.No Error.