Archives: Seasons 1-5
Segment | Science & Tech

Earthquake Detection System May Give 100-Second Warning When 'Big One' Hits

Southern California felt its biggest earthquake in years a few weeks ago. That also served as a test of an early warning system designed to alert key players when a quake begins. Dr. Lucy Jones of the U.S. Geological Survey talks to Madeleine about trying to save lives with their early earthquake warning system.

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