A 7.0 earthquake struck off the coast of Northern California around midday on Thursday, triggering a tsunami warning for parts of the coastline that includes the San Francisco Bay Area. The National ...
They found that warning time could be increased for residents if they were willing to tolerate a number of "false alarms" for smaller events. This would mean issuing alerts early in an earthquake ...
In fact, one of the first ever earthquake warning systems in the world was UrEDAS, or Urgent Earthquake Detection and Alarm System, used by Japan’s railways to slow down high speed trains in the ...
An emergency earthquake warning sent to millions of people in Japan caused a brief panic on Friday and disrupted Tokyo's transport network. But the loud alert, which was sent to millions of mobile ...