Scientists have developed a way to conceal messages in the sound pulses that sperm whales emit. Photo: AP

How Chinese scientists use sperm whale sounds to send secret messages for the military

  • New use of camouflage technique hides communication in the sound pulses that sperm whales emit
  • Breakthrough could help China’s submarines avoid detection
Topic |   China science

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Scientists have developed a way to conceal messages in the sound pulses that sperm whales emit. Photo: AP
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