Oceans

Researchers in Costa Rica pulled a 4-inch plastic straw from a sea turtle's nostril.
A new digital map of Earth's seafloor reveals that the ocean is more complex than we thought.
For whales, such as the great blue, who can communicate over thousands of miles, such sonic stress affects reproduction and communication so much that some whales simply stop vocalizing. What happens to our oceans when the whales stop singing?