Japan has completed the world’s most advanced undersea earthquake and tsunami detection system—3,500+ miles of fiber-optic ...

Japanese authorities issued tsunami alerts and evacuation announcements Monday after a series of earthquakes shook the west part of the main island. A 7.6 magnitude earthquake was reported around ...

A powerful earthquake struck off southern Japan on Thursday, causing mostly minor injuries but raising the level of concern over possible major quakes stemming from an undersea trough east of the ...

A powerful earthquake measuring magnitude 7.1 struck southwestern Japan on Thursday, triggering tsunami warnings for a number of the country’s western islands and causing mostly minor injuries ...

TOKYO: Japan has warned of a 70–80% chance of a magnitude 8–9 earthquake along the Nankai Trough within the next 30 years, ...

WASHINGTON – Scientists sifting through data from the great Japan earthquake in March are uncovering surprises that may raise concerns nearby. Researchers led by Mark Simons of the California ...

The earthquake occurred off Miyazaki Prefecture at 4:42 p.m. local time (3:42 a.m. ET) at a depth of about 18 miles, the Japan Meteorological Agency said.

TOKYO — A powerful earthquake struck off southern Japan on Thursday, causing mostly minor injuries but raising the level of concern over possible major quakes stemming from an undersea trough ...

Following the 7.1 magnitude quake on Aug. 8 near the Nankai Trough, officials with the Japan Meteorological Agency said that there's a 70 to 80% chance of another earthquake of 8 or 9 magnitude ...

TOKYO (AP) — A powerful earthquake struck off southern Japan on Thursday, causing mostly minor injuries but raising the level of concern over possible major quakes stemming from an undersea ...

TOKYO — A powerful earthquake struck off southern Japan on Thursday, causing mostly minor injuries but raising the level of concern over possible major quakes stemming from an undersea trough ...

A powerful earthquake measuring magnitude 7.1 struck southwestern Japan on Thursday, triggering tsunami warnings for a number of the country’s western islands and causing mostly minor injuries ...