Add Yahoo as a preferred source to see more of our stories on Google. A blue whale. Mike Johnson / Australian Antarctic Division A nearly two-decade study of whale songs recorded in the Southern Ocean ...

For centuries, the deep, resonant calls of blue whales have been a defining sound of the open ocean. These low-frequency songs, which can travel for hundreds of miles, are crucial for their ...

The sound of the blue whale’s singing has decreased off the coast of California, frightening scientists who believe it is an indication of greater ecosystem danger. Scientists tracked the auditory ...