and it was not a false alarm. A swarm of small aftershocks pulsed through Northern California Friday morning in the wake of a major, 7.0-magnitude earthquake on Thursday, according to data from ...

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 ...

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 ...

Scientists say large earthquakes are common in the Aleutians, where the Pacific plate moves beneath the North American plate. While this swarm hasn't raised alarms, its location near historic ...

Shinkansen can stop significantly faster and more safely when an earthquake strikes thanks to a new tremor detection and alarm system, according to railway operators and engineers. The time it ...