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Scientists just played prehistoric shell trumpets used as ancient walkie talkies for the first time in 6,000 years

In a series of small, clustered archaeological sites along the Llobregat River basin in Catalonia, a pattern has quietly ...

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

Archaeologists in Spain have brought back the voice of the Neolithic by successfully playing ancient shells that had been ...