Far below the waves of the Pacific, scientists are mapping clusters of dense, towering formations that do not fit neatly into ...

A vast, geometric feature buried beneath the Pacific Ocean is forcing scientists to rethink what they know about Earth’s deep ...

Some 1,400 kilometers off the coast of Chile, rare deep-sea creatures drift along a garden of sponges and corals that grow along the flanks of a 3,100-meter-tall undersea mountain. A monthlong survey ...

Many of the world’s biggest earthquakes, volcanic eruptions and tsunamis occur along a chain of seismologically active regions that encircle the Pacific Ocean. By Victoria Kim Hundreds of millions of ...