Standing at the rail of a large cruise ship at sunset, the scene can feel simple: metal, water, and sky. Yet the vessel is rarely alone. A cruise ship travels through the ocean as a moving structure ...

This new insight builds on a 2010 discovery known as the "whale pump," a system in which whales feed in deep waters and then ...

Greenland sharks can live for hundreds of years, drifting through some of the coldest and darkest waters on Earth. Once dismissed as slow, clumsy and nearly blind, these deep-sea giants are now ...