The first shark ever documented in Antarctic waters was captured on camera at 1,600 feet deep in near-freezing temperatures.

The geoid (the surface of equal gravitational potential of a hypothetical ocean at rest) serves as the classical reference ...

A deep-sea camera captured the first-ever shark recorded in Antarctic waters - a 10- to 13-foot sleeper shark swimming 1,608 feet below the surface.

Scientists discovered plate anomalies in Earth's mantle using seismic wave analysis. These mysterious structures challenge tectonic theories.

Researchers have identified a "tipping point" about 2.7 million years ago when global climate conditions switched from being relatively warm and stable to cold and chaotic, as continental ice sheets ...

Sediments from Scotland hint that ocean-atmosphere interactions continued more than 600 million years ago despite widespread ice.