If a porkfish swims by and no one is there to hear it, does it make a sound? A new effort to monitor the seas by sound says, resoundingly, yes. The ocean—especially busy places such as coral reefs—can ...

Your neighborhood is home to all sorts of amazing animals, from raccoons, squirrels and skunks to birds, bugs and snails. Even if you don't see them, most of these creatures are leaving evidence of ...