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A submarine stays hidden mostly by running quieter than the ocean noise around it
Every diesel-electric submarine commander faces the same physics problem: the boat must radiate less sound than the water ...
The pulse of this oceanic ambience begins with an imposing roar that seems to fill the entire room, before gently tapering into a deep, resonant rumble beneath the surface. High-frequency splashes ...
Add Yahoo as a preferred source to see more of our stories on Google. In 1997, NOAA scientists recorded a haunting, strange sound in the southern Pacific Ocean's depths. Theories about the sound's ...
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