Something in the deep made a sound that echoed through the Pacific. It took 8 years to find the source.

In 1997, NOAA researchers recorded a mysterious ultra-low-frequency noise so powerful it registered on sensors thousands of miles apart.
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The Loudest Underwater Sound Ever Recorded Came From A Place You’ve Never Heard Of

The loudest underwater sound ever recorded emanated from one of the most remote locations on Earth—Point Nemo in the Southern Pacific Ocean. This vast and isolated spot lies 2,689 kilometers (1,671 ...
EcoPortal.net

NOAA scientists chased a mystery sound loud enough to cross the entire Pacific Ocean and found something far stranger than a sea monster

Scientists recorded a mysterious sound that crossed the Pacific Ocean. Here’s what this ocean signal really was and how it was finally fully explained.
Yahoo

Listen to 'the bloop,' a strange noise recorded in the southern Pacific Ocean that stumped scientists for years

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 ...
SlashGear

The Bloop: The Strange Ocean Sound Scientists Couldn't Explain

As Ireland's Dara Ó Briain once joked on YouTube, "Science knows it doesn't know everything, otherwise it'd stop." The world is full of mysteries to solve and curious subjects to study, and no part of ...
GMA Network

Eerie undersea 'bloop' mystery solved: It isn't Cthulhu

Make this your preferred source to get more updates from this publisher on Google. After 15 long years, scientists have finally found an explanation for the creepy undersea "bloop" noise recorded in ...