For decades, the end-stage life of a subduction zone existed only in theory. Now, for the first time in geologic history, ...

Far from boring, this period saw the reorganization of deep Earth in manners that prepared the way for life to grow complex.

The dance of the continents has been reshaping Earth for billions of years, creating the landscapes we walk on today.

Samples from the seafloor reveal evidence of several earthquakes along the West Coast’s two major fault zones happening in ...

A future mega-earthquake in the Pacific Northwest could lead to the “Big One” along the San Andreas fault in California—or vice versa.

One of the most dangerous faults in the United States, the Cascadia Subduction Zone, may be able to trigger an earthquake on the San Andreas Fault, a new study says. But some scientists want more ...

Sedimentary rocks have unveiled a fascinating chapter in Earth’s geological history, revealing ancient ocean floor cooling.

What makes this stand-off uniquely treacherous is that both sides think they hold the upper hand. Trump sees tariffs as leverage to extract “fair play”; Xi sees rare earths as the quiet choke point ...

As part of the ongoing effort, a NASA-supported team recently published one of the most detailed maps yet of the seafloor.

Seismic activity manifested as a swarm of earthquakes between July 29 and August 4, located to the west of the Farasan ...

Extreme heat forged Earth’s continents billions of years ago, creating the stable foundation that made life possible.