
The world, the universe and us The origin and evolution of music: Steve Pretty plays the conch
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Nov 21, 2025 Steve Pretty, a talented musician and bandleader of the Hackney Colliery Band, takes us on a captivating journey into the world of conch shells and music's origins. He performs live, showcasing how conches can produce various notes through clever manipulation of air pressure. Steve dives into the evolution of music, positing it may predate language, and explains the cultural significance of music across societies, from ceremonies to emotional expressions. Plus, his insights on the co-evolution of instruments and spaces deepen our understanding of sound.
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Shells And Brass Share Physics
- Conch shells and brass instruments share the same resonance physics, producing notes by changing air speed and lip tension.
- Steve Pretty compares trumpets to plumbing designed to accentuate natural instrument resonances.
Making A Shell Live On Stage
- Steve Pretty described cutting and preparing shells live on stage to make them playable, replicating ancient iterative craft.
- He notes prehistoric makers likely spent generations refining shells into instruments.
Conches Used Worldwide For Similar Functions
- Shell instruments have been used globally for communication, ceremony, and dance across cultures.
- Their widespread similar uses suggest core social and sonic functions for early humans.


