Over geological time, a stationary mantle plume below the shifting Pacific tectonic plate has created a 1,120-mile-long line of submarine volcanoes, known as the Cobb-Eickelberg seamount chain.

A seamount nearly twice the height of the world’s tallest building has been discovered on the ocean floor near Guatemala — and serves as a biodiversity hot spot.

"A seamount over 1.5 kilometers tall which has, until now, been hidden under the waves really highlights how much we have yet to discover," Jyotika Virmani, the executive director of Schmidt Ocean ...

A seamount nearly twice the height of the world’s tallest building has been discovered on the ocean floor near Guatemala — and serves as a biodiversity hot spot.