Ridges thrust up from the abyssal plain by tectonic forces can reach thousands of meters in height, and run for hundreds or thousands of miles. The discovery of both trenches and mid-ocean ridges ...

For millions of years, Earth’s shifting plates have shaped continents, formed oceans, and built towering mountain ranges. But ...

the youth of the ocean floor, the presence of island arcs, the deep sea trenches, and the origin of the midocean ridges. Hess's puzzling guyots fit into the sea-floor spreading picture ...

Analyses of sediment cores from the Pacific Ocean's Japan Trench, presented in Nature Communications, uncover evidence of burrowing and feeding activity of these deep-sea dwellers. The Hadal Zone ...