The accretion of new material during Pluto’s formation may have generated enough heat to create a liquid ocean that has persisted beneath an icy crust to the present day, despite the dwarf planet’s ...

Earth held a deep ocean of magma beneath its surface in its early history, new research finds, potentially explaining odd anomalies seen in the mantle today. This basal magma ocean has been hotly ...

Scientists at King Abdullah University of Science and Technology (KAUST) have provided conclusive evidence that the Red Sea ...

A deep-sea exploration off the coast of Hawaii has revealed a striking natural formation on the Pacific seafloor that’s left ...

A new ocean could form in the distant future after a split continues to form in Africa, according to researchers. "This is the only place on Earth where you can study how a continental rift becomes an ...

(CNN) — There is a “gravity hole” in the Indian Ocean — a spot where Earth’s gravitational pull is weaker, its mass is lower than normal, and the sea level dips by over 328 feet (100 meters). This ...

Understanding how storms form helps explain why forecasters watch ocean temperatures and wind patterns so closely.