Many people think of the ocean as a quiet and serene place: Take a dip underwater and the cacophony of the world melts away. But the ocean is quite noisy, full of whale songs and echolocation, which ...

Dogs go "woof", cats go "meow" and cows go "moo"—but just what noises do fish make to 'speak' to each other? Well, scientists have identified and matched underwater sounds to specific fish species ...