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In 1997, the US NOAA Came Across a Loud Sound Deep in the Sea. It Remains a Mind-Boggling Mystery to Date

In 1997, the US NOAA Came Across a Loud Sound Deep in the Sea. It Remains a Mind-Boggling Mystery to Date For a long time, 'Bloop' was one of the biggest mysteries encountered by experts in the deep ...
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In 1997, NOAA recorded a sound louder than any known animal

In the summer of 1997, NOAA's underwater microphone network - a Cold War-era array of hydrophones originally built to track Soviet submarines and later repurposed to monitor earthquakes and whale ...