A new study claims that an 80-100-foot-wide layer of clay exacerbated the 2011 earthquake.

Japan is on alert after a magnitude 7.5 earthquake struck its northern regions late on Monday, prompting tsunami warnings and a rare government advisory about the possibility of a “megaquake” over the ...

The earthquake that killed tens of thousands of people and led to the Fukushima nuclear shutdown was amplified by a soft layer of slippery clay, according to a new study. The layer is only around ...

Multiple earthquakes, including one at 6.2 magnitude, struck western Japan late Tuesday morning local time, centered in Shimane Prefecture and neighboring Tottori Prefecture. The initial quake hit at ...

JACKSONVILLE, Fla. – A powerful 7.6 magnitude earthquake struck off the northeast coast of Japan late Monday. Thereafter, a tsunami of 50 cm was measured just south of Aomori along the coast.

Misawa Air Base, a shared U.S. and Japanese fighter base in northeastern Japan, was spared serious damage from a magnitude 7.6 earthquake that struck the area this week. “Misawa Air Base sustained ...

TOKYO – Japanese authorities lifted tsunami warnings Tuesday hours after a powerful 7.5-magnitude earthquake shook northeastern regions, injuring at least 30 people and forcing about 90,000 residents ...

A magnitude 7.6 earthquake struck the eastern coast of Aomori, the northernmost prefecture of Japan’s main island, on Monday. As residents assess the damage, officials warn that another major quake ...

A thin, soft and slippery layer of clay-rich mud embedded in rock below the seafloor intensified the 2011 Japan earthquake ...

Japan’s northeastern coast faced a terrifying night as a powerful magnitude-7.6 earthquake struck off the coastline on Monday, prompting urgent evacuation orders and tsunami warnings for thousands of ...

Japan was assessing damage Tuesday and cautioning people of potential aftershocks after a late-night 7.5 magnitude earthquake caused injuries, light damage and a tsunami in Pacific coastal communities ...

AOMORI, Japan — A powerful 7.5-magnitude earthquake struck off the coast of Aomori, Japan, on December 8, prompting tsunami warnings and evacuations for about 90,000 residents. The Japan ...