Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.

About a thousand people were evacuated in Guatemala after the Fuego volcano erupted, recalling a deadly eruption from 2018.

Earthquakes occur when the rock on one side of a fault slips relative to the other. The fault surface can be vertical, ...

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Chile is located in the so-called “Ring of Fire” — where tectonic plates clash under the surface of the Pacific Ocean and spawn earthquakes and tsunamis.

According to the United States Geological Survey (USGS), a massive earthquake of 6.1-magnitude on Thursday struck northern Chile.

Surprising differences in the two so-called Large Low-Velocity Provinces may risk instability in Earth's protective magnetic ...

Deep within Earth’s mantle lie two enormous, continent-sized structures known as LLVPs. Scientists once believed these ...

Fifteen years after the catastrophic 8.8 magnitude earthquake and tsunami in southern Chile, scientists predict a major quake ...