Megathrust earthquakes are large earthquakes that occur on faults found along the boundaries between tectonic plates. The Nankai Trough is a megathrust earthquake zone lying off the southwestern coast ...

Since 2011, scientists have been puzzled about the force resulting from a gigantic earthquake and tsunami that destroyed, among other things, Japan's Fukushima Nuclear Plant. Now, a Guinness World ...

Aerial view of the devastated along the north eastern coast of Japan following a massive earthquake and tsunami March 25, 2011. The undersea, magnitude 9.0 “megathrust” earthquake—the worst in Japan’s ...

The Carrizo Plain in eastern San Luis Obispo County contains the most strikingly graphic portion of the San Andreas Fault. Sediment cores recovered from the Pacific seafloor suggest that megathrust ...

A new study published in Science Advances has revealed the first detailed images of a newly developing subduction zone off the coast of British Columbia's Haida Gwaii archipelago. The international ...

If the ocean floor had a nervous system, it might look something like this: thousands of miles of fiber-optic cables connected to sensors set atop the fault lines where Japan’s earthquakes begin.

Guerrero, Mexico is an active site with several recent major earthquakes, but also a small area called the ‘Guerrero seismic gap’ (pictured) where no earthquakes have occurred for more than a century.

Zulfakriza Z. does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

FILE - This March 16, 2011 photo shows a tsunami evacuation sign in Cannon Beach, Ore. (AP Photo/Rick Bowmer, File) PORTLAND, Ore. (CN) — It’s not a question of if, but when: A megathrust earthquake ...

The nightmare of the Great East Japan Earthquake, which caused over 20,000 deaths and missing persons in Japan, has resurfaced. The Japan Meteorological Agency announced at 2 a.m. on the 9th the ...

When the tectonic subduction zone beneath the Pacific Northwest moves, it does so in dramatic fashion. Not only is ground shaking from a magnitude 9+ earthquake incredibly destructive, the event ...