In the middle of the Pacific Ocean, thousands of miles from any continent, Easter Island rises out of the sea. Its surface tells a story of volcanism that began roughly 2.5 million years ago, but ...

A fiery mystery has puzzled geologists for decades: where did the lava fueling one of Earth’s largest volcanic events come from? A new study may finally have the answer. Scientists have long believed ...

A team of geologists led by the University of Maryland and the University of Hawaiʻi finally connected one of the largest volcanic eruptions in Earth’s history with its source deep beneath the Pacific ...

A vast, geometric feature buried beneath the Pacific Ocean is forcing scientists to rethink what they know about Earth’s deep past. Early mapping suggests a colossal, plateau-like structure near ...

Schematic illustration of the oceanic plate beneath the Ontong Java Plateau inferred from seismic wave analyses. High-frequency seismic observations indicate that the plate has a composite structure ...