John Dvorak
John Dvorak

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

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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Hang Up And Listen
Nov. 24 2015 3:14 PM The “Classic, Irrational New York Exuberance” Bonus Segment The Hang Up and Listen crew discusses the hype over Kristaps Porzingis and his extraordinary height.