A mysterious underwater noise recorded in 1997, the “Bloop,” fuelled years of speculation about megalodon and other undiscovered giants. But NOAA’s long-running investigation eventually traced the ...

A noise that sounded off the coast of Florida in 1997 baffled scientists for years until they sent some cutting -edge technology to investigate what caused the haunting 'bloop' ...

In 1997, the Bloop was heard on hydrophones across the Pacific. It was a loud, ultra-low frequency sound that was heard at listening stations underwater over 5,000km apart, and one of many mysterious ...

The mysterious 'Bloop' noise detected off Florida in 1997 baffled scientists for years, with many convinced it was some unknown creature lurking in the depths - but the real explanation was far more s ...

Back in the late 1990s, NOAA’s Acoustic Monitoring Project recorded a series of haunting, creepy noises from deep beneath the ocean’s surface (you can hear it in the audio above). When this recording ...

The loudest underwater sound ever recorded has been a mystery for 20 years and it still hasn't got a confirmed explanation. In 1997, the United States' National Oceanic and Atmospheric Administration ...

Was the infamous “bloop” a sea monster? Learn why this noise was a good reminder that we should keep an eye on the South Pole. In 1997, while using underwater microphones to monitor volcanic activity ...

After 15 long years, scientists have finally found an explanation for the creepy undersea "bloop" noise recorded in the 1990s by the US National Oceanic and Atmospheric Administration (NOAA). The NOAA ...

With Halloween approaching, it's natural to wonder just a little bit more than usual about things that go "bump" in the night. But what about things that go "bloop" in the deep sea? Poltergeists, ...

In 1997, Bloop was detected by U.S. Navy "spy" sensors 3,000 miles apart that had been put there to detect the movement of Soviet submarines, the magazine reports. The frequency of the sound meant it ...

In a startling revelation that left scientists astounded, an unusual noise, now referred to as the "bloop", was detected off the coast of Florida. Initially, speculation ran wild with theories ...