Science Sep 20

Watch 4:04
Why Mexico City is vulnerable to earthquakes

Tuesday’s earthquake was Mexico’s second in less than two weeks, bringing back memories of the country’s catastrophic 1985 earthquake that killed thousands. What makes the region prone to earthquake damage? Judy Woodruff asks seismologist Lucy Jones to explain the science.

Science Apr 18

Reliving the earthquake that changed earthquake science

In the early hours of April 18, 1906, a magnitude 7.7 to 7.9 earthquake shook San Francisco awake. Buildings crumbled, water mains ruptured and fires broke out across the city. Those fires fueled a massive inferno would raged through San…

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