In the latest report prepared by a Japanese government earthquake task force, it was estimated that up to 298,000 people could be killed in a Nankai Trough megaquake with a magnitude of 8-9. The casualties would include 215,000 deaths caused by tsunami waves, the report said.

At least 33 people were injured after a powerful 7.5 magnitude earthquake on Monday. The quake was followed by a series of smaller tremors. Japan's Meteorological Agency has issued an alert for a potential 'megaquake'.

As the world's tectonic plates crash, grind and dive into one another, they release their pent-up energy in giant earthquakes that can rock the ground, trigger volcanic eruptions, move mountains and unleash tsunamis. And since scientists figured out how to ...

One of the strongest earthquakes ever recorded struck Russia’s Far East early Wednesday, causing tsunami waves to wash ashore in Japan and Alaska and calls for people around the Pacific to be on alert or move to higher ground. The 8.8 magnitude temblor ...

BOISE, Idaho — Around 3:10 a.m. MST (or 9:10 UTC), a quake struck the Yellowstone area of Montana, resulting in 2.8 magnitude quivers across the region. Though the size of the quake would not make an impact in the Treasure Valley, many Idahoans are ...

A shake alert went out over the U.S. Geological Survey's early warning system on Dec. 4, warning that a 5.9 earthquake near Carson City in western Nevada could produce heavy shaking in the region. But moments later, the survey announced the alert, which was sent to people as far west as San Francisco, was a false alarm.

TOKYO, Japan — One of the world's strongest earthquakes struck Russia's Far East early Wednesday, an 8.8-magnitude temblor that caused tsunami waves in Japan and Alaska and prompted warnings for Hawaii, North and Central America and Pacific islands south ...

A magnitude 3.0 earthquake struck Tibet early Sunday, occurring at a shallow depth of 10 km, increasing potential risk to structures.

This gradual accumulation and release of stress and strain is now referred to as the "elastic rebound theory" of earthquakes. Most earthquakes are the result of the sudden elastic rebound of previously stored energy. From an examination of the displacement ...

This is read by an automated voice. Please report any issues or inconsistencies here. A specific type of earthquake that can cause particularly intense shaking is more common than previously believed, some scientists say — carrying potentially profound ...