For years, a strange and unsettling noise coming from the Mariana Trench, the deepest part of the ocean, puzzled scientists.

To Fish, it was clear that ocean creatures were far noisier than anyone had guessed. Sound waves travel through water efficiently—five times faster than through air—but, as Fish hastened to ...

Mysterious sounds emanating from the depths of the ocean could be a conversation - Researchers say the famous ‘Bio-Duck’ quacks were made by several speakers ...