75-Year-Old Whale Song Reveals Ocean Secrets, Rewriting Science

• Oldest known whale song recording from 1949 resurfaces, hidden on a lost disc at Woods Hole Oceanographic Institution.
• The recording, initially thought to be random underwater noise, is confirmed as a humpback whale's song.
• Accidentally captured during acoustic experiments near Bermuda, its significance was only recognized decades later.
• Offers a rare acoustic snapshot of the ocean before modern shipping and industrial noise, revealing a 'pristine' soundscape.
• Scientists hope to compare past and present whale songs to understand changes in these creatures and aid conservation efforts.