Underwater noise from ships is making it tough for killer whales, or orcas, to find and catch their favorite fish, a recent study has found. Orcas (Orcinus orca) rely heavily on sound to hunt. They ...

As humans have built skyscrapers, factories and highways around the Puget Sound, our environment has become much noisier, and not just terrestrially. Underwater, humans (and our large cargo ships) ...