The Pacific Ocean waters off Southern California used to be much quieter hundreds of years ago. Then came the Industrial Revolution, commercial shipping and about 15 extra decibels (dB) of noise. That ...

In 1997, NOAA scientists recorded a haunting, strange sound in the southern Pacific Ocean's depths. Theories about the sound's origins included an undiscovered sea creature. By 2011, NOAA scientists ...

Ocean researchers have recorded unidentified "quack" sounds in the sea for years. Credit: Mayehem / Getty Images Both scientists and sailors alike have recorded unique, strange noises in the ocean for ...

A mysterious sound heard booming from deep under the ocean waves has finally been traced to a fascinating source. First recorded in 2014 in the west Pacific, the "biotwang" is actually the call of the ...

Recorded by underwater microphones, the unexplained sound—a low, sonorous grunting followed by a squeaky, mechanical echo like a frog burping in space—first rumbled through a computer speaker about a ...

Thousands of marine species from microscopic zooplankton to the largest cetaceans rely on sound for survival and many have evolved unique oral and aural adaptations. Understanding them better could ...

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 ...

The top layer represents the location of the sound source and the path of sound propagation (A). The bottom layers represent convergence zones with different sound propagation paths (B-F). Sound waves ...

During the lockdowns of 2020, global shipping was severely restricted and ocean noise pollution all but ceased. Instead the songs of fish filled the sea. Crackles, snaps, pops and clicks – that is the ...

WASHINGTON — The waters of Puget Sound form the backbone of many businesses across the Pacific Northwest. They're also central to the identity of many coastal towns in western Washington. "I've lived ...