Parkfield, San Andreas, and the quest for a 'crystal ball' for predicting earthquakes before they happen
A small town in California was hit by earthquakes once every 22 years for over a century, setting the stage for a major seismic experiment in the 1980s and 90s. But the quake ended up being 11 years late. In this excerpt from "When Worlds Quake," geophysicist Hrvoje Tkalčić looks…
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