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Japan Can Now Detect Earthquakes 20 Seconds Before They Hit Land. Thanks to an Undersea 'Nervous System'

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 ...
The Spokesman-Review

Magnitude 7 earthquake rocks Alaska, more than 20 aftershocks felt

A 7.0 magnitude earthquake rocked Alaska on Saturday, according to the United States Geological Survey . The earthquake occurred at 11:41 a.m. local time in northeast of Yakutat, Alaska, the USGS said ...