Geologists don't have a crystal ball that can foresee future earthquakes, but seismic specialists in the Japanese government ...

Japan's government and experts have issued a warning about the increasing likelihood of a mega-earthquake striking the nation ...

A "megaquake" hitting Japan in the next 30 years could trigger 100-foot tsunamis and kill hundreds of thousands of people.

Though Monday's temblor struck a similar area to one in August that sparked the first advisory, no such alert was issued.

The probability that a Nankai Trough megaquake will occur in the next 30 years has risen to “around 80%,” according to new ...

The chance of a megaquake occurring in the Nankai Trough within the next 30 years has increased to approximately 80 percent, ...

The probability of a magnitude-8 or -9 megaquake occurring in the Nankai Trough within the next 30 years has risen to “around ...

The Japan Meteorological Agency urged Kyushu residents to be wary of aftershocks from the strong Jan. 13 earthquake but said the temblor did not heighten the risk of a dreaded Nankai Trough megaquake.

Southern Japan was hit by a strong earthquake today that authorities said did not warrant the kind of megaquake warning that was triggered for the first time last year.

A 6.8-magnitude earthquake struck southwestern Japan, the U.S. Geological Survey said, prompting authorities to issue a tsunami advisory.

A 6.9-magnitude earthquake struck southwestern Japan, prompting tsunami advisories in Miyazaki and Kochi Prefectures. Residents were evacuated as a precaution, with minor injuries reported. The ...

After an investigation, the JMA said the quake did not warrant special measures related to seismic activity in the Nankai Trough. The Nankai Trough, where the Philippine Sea Plate is slipping ...