The Sound That Shook the Pacific: The Mystery of "The Bloop"

Added: 2026-05-12

[00:00:10]1997, the depths of the South Pacific. The US National Oceanic and Atmospheric Administration, Noah, is monitoring underwater acoustic sensors originally designed to track Soviet submarines.

[00:00:25]Suddenly, the sensors pick up something impossible.

[00:00:30]A sound so loud it was detected by sensors nearly 3,000 m apart. It wasn't a whale. It wasn't a submarine. It wasn't a tectonic shift. It was organic.

[00:00:43]It was powerful and it was massive.

[00:00:48]Scientists called it the Bloop. For decades, it remained the ocean's greatest cold case. But as we're discovering, the Bloop was just the beginning. Today, we're diving into the mysteries the Abyss was never meant to reveal. To understand the scale of the Bloop, you have to understand physics.

[00:01:09]For a biological creature to create a sound that travels 3,000 m, it would have to be significantly larger than a blue whale, the largest known animal to ever exist on Earth. Imagine a creature the size of a skyscraper lurking in the midnight zone where sunlight never reaches and the pressure is enough to crush a human like a soda can.

[00:01:35]Cryptozoolologists went wild. Was it a megalodon or something older? Fans of HP Lovecraft noted that the coordinates of the bloop were eerily close to the fictional sunken city of Lurley. If the Bloop was a one-time event, perhaps we could sleep easier. But the Mariana Trench, the deepest point on our planet, has its own choir of nightmares. In 2014, researchers dropped a titanium encased hydrophone into the Challenger Deep. They expected silence. Instead, they captured the Western Pacific Biot twang. It sounds like a sci-fi phaser, a metallic sweeping moan. While scientists attribute it to a new type of minky whale call, the sheer complexity of the sound defies standard biological patterns, it raises the question, what are these creatures communicating? And more importantly, what are they hiding from? We have better maps of the surface of Mars than we do of our own ocean floor. We've only explored about 5% of the world's oceans. Every time we go deeper, we find things that shouldn't exist, like the big fin squid with elbows and tentacles reaching 20 ft long, or the barrel fish, or the transparent head. If these are the things we can see, what exists in the trenches we can't reach? Are there civilizations? Prehistoric survivors?

[00:03:12]Or is the ocean itself a single giant breathing organism that we've only just begun to annoy? The ocean is a graveyard of secrets. From the bloop to the biot twang, these sounds remind us that we are guests on a planet we barely understand. We look to the stars for aliens. But perhaps the real others have been right beneath our keels all along.

[00:03:39]Next time you're standing on the shore looking out at the vast dark horizon, just remember something down there might be looking back up at you. Don't forget to subscribe to Artifacts Originals for more dives into the unexplained. Stay curious, stay cautious, have a nice day ahead.