6,000-year-old walkie-talkie: Scientists revive prehistoric shells used for long-distance communication | – The Times of India
Archaeologists in Spain have brought back the voice of the Neolithic by successfully playing ancient shells that had been buried for around 6,000 years. The instruments, made from large marine snail shells and discovered across several prehistoric sites in Catalonia, produced powerful, stable notes that researchers say were loud enough to carry across valleys and…