6,000-year-old walkie-talkie: Scientists revive prehistoric shells used for long-distance communication

Spanish archaeologists have revived the sound of 6,000-year-old Neolithic shell horns, capable of producing powerful notes ...
WSPA

Ancient shell horn can still play a tune after 18,000 years

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. WASHINGTON (AP) — A large conch shell ...