In 1989, the U.S. Navy detected an unusual sound under the ocean’s surface. This sound, unlike anything previously recorded from whale calls, came from a frequency of 52 Hz. For over a decade, ...

PORTLAND, Maine (AP) — A haunting whale song discovered on decades-old audio equipment could open up a new understanding of how the huge animals communicate, according to researchers who say it’s the ...

Eerie, fascinating and at times unnerving, whale songs are one of the most mysterious sounds to have been heard reverberating through the ocean. How baleen whales, which include humpback whales, are ...

PORTLAND, Maine (AP) — Researchers on Cape Cod, Massachusetts, recently discovered the oldest known recordings of whale sounds and believe the discovery could help understand how the animals ...

New research finds some baleen whale species call at such deep frequencies that they're completely undetectable by killer whales, which cannot hear sounds below 100 hertz. These also tend to be the ...

A haunting whale song discovered on decades-old audio equipment could open up a new understanding of how the huge animals communicate, according to researchers who say it's the oldest such recording ...

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 ...