There is a sleeping giant off the coast of the Pacific Northwest that could cause chaos to North America when it eventually ...

Earthquake researchers will drop seismometers along a 90-mile stretch of ocean floor this month to get a better idea of the potential hazards of offshore fault systems. The Scripps Institution of ...

In the Pacific Northwest, communities are debating how to save lives from a tsunami triggered by a massive earthquake ... To Vancouver Island -- is the fault line known as the Cascadia Subduction ...

This post will be updated. A massive earthquake erupted along a fault line near the Solomon Islands in the southwest Pacific Ocean on Thursday. The quake was originally detected as a magnitude-8 ...

The San Andreas fault has long been considered one of the most dangerous earthquake faults because of its length. At nearly 800 miles (1,287 kilometers) long, it cuts through California and is ...

Movement along those fault lines causes earthquakes, big and small ... underneath the Pacific Ocean, where ocean crust and continental crust clash along an earthquake-prone fault that has seen ...

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

Bottom line: “The Tohoku fault is more slippery than anyone ... of scientists that drilled miles beneath the Pacific Ocean and into the earthquake fault now have answers to these questions ...

Fault lines are fractures or breaks in the Earth's crust where tectonic plates move past each other, often resulting in earthquakes ... such as mid-ocean ridges or continental rift zones.

Scientists have tracked a 'boomerang' earthquake in the ocean ... fault -- a boundary between two blocks or plates. During large earthquakes, the breaking of rock can spread down the fault line.

Earthquakes remain ... Some states are littered with fault lines where two tectonic plates meet, like California, where the North American plate and the Pacific plate slide past one another ...