Maria Callas - Bellini - Norma (Romani) - Casta Diva (Act I) 1949
Math pattern found in nature also found in music. Daniel Levitin has found, hidden within nearly 2,000 pieces of classical music, a mathematical pattern that not only holds constant over 400 years of musical history, but also corresponds to fluctuations in everything from the human heartbeat to traffic flow on busy highways. - Cape Breton Post
Heard this on NPR this morning.
Riff Cohen - Rotza Prahim.
From the album Symphonies of the Planets, Volume 2. by NASA Voyager Recordings, 1992. There are 5 volumes total.