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Researchers used a line array of hydrophones towed behind a ship for three weeks in the 1980s. They collected data nonstop, listening to all the sounds in the ocean. One such sound was the enigmatic ...

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 ...

Scientists have finally solved the decades-long mystery of the creepy underwater quack. The strange quacking sound was first heard in the 1960s, when a submarine expedition to the Southern Ocean ...

In the waters around Antarctica, decades ago, humans heard a strange sound: a repeating noise that sounded like the quacking of a duck, if the duck was a giant kraken. In the years following the first ...

A mysterious duck-like sound recorded in the ocean around Antarctica has baffled scientists for decades, but the source of the sound has finally been found, researchers say. For more than 50 years, ...

Mysterious sounds emanating from the depths of the Southern Ocean continue to astound scientists as the latest research suggests the strange noises may have been a “conversation” between unidentified ...

Scientists have conclusive evidence that the source of a unique rhythmic sound, recorded for decades in the Southern Ocean and called the "bio-duck," is the Antarctic minke whale (Balaenoptera ...

In the waters around Antarctica, decades ago, humans heard a strange sound: a repeating noise that sounded like the quacking of a duck, if the duck was a giant kraken. In the years following the first ...