Japan’s new earthquake-detection network lengthens warning times, and researchers in Wales have harnessed nuclear blast ...

Japan completed the world’s first real-time ocean floor earthquake detection system in June 2025, giving 20 seconds more earthquake warning and 20 minutes more tsunami warning. The network spans ...

Japan has developed an undersea warning system that can detect earthquakes 20 seconds before they reach land, significantly ...

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

Japan launches worlds first underwater earthquake early warning system with 6,000 km of fiber optics Japan unveils pioneering fiber optic network for seismic safety and disaster preparedness ...

Japan issued a tsunami advisory after a magnitude 6.6 earthquake struck the southwest of the country, country's Meteorological Agency said Monday. The public warnings to stay away from coastal ...

TOKYO (AP) — Japan issued a tsunami advisory on Monday after a magnitude 6.6 earthquake struck the southwest of the country. The public warnings to stay away from coastal areas were later lifted.

Japan’s Meteorological Agency withdrew a tsunami advisory after a 6.9 magnitude earthquake occurred off the coast of southwest Japan. The quake struck shortly after 9:19 p.m. local time (7:19 a ...

Japan Earthquake, Tsunami: Moments of Destruction. Video of the natural disaster that left nearly 20,000m people dead. By ABC News. March 6, 2012, 5:54 PM.

Magnitude-6.6 earthquake shakes Japan and prompts tsunami warnings The Japanese Meteorological Agency said tsunami waves have already reached the country's southwestern coasts, with an estimated ...