John Dvorak
John Dvorak

John Dvorak, Ph.D., has worked on volcanoes and earthquakes for the U.S. Geological Survey.

Technology
April 21 2014 2:07 PMWill We Ever Be Able to Predict Earthquakes?Once, seismologists correctly predicted a major quake. They were only 12 years off on the timing.
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Moneybox
April 23 2015 3:34 PM Tab Roulette! Slate’s business and tech writers share what they’re reading, whether they want to or not.