A terrible rift
St. Louis, MO (SPX) Oct 04, 2016 -
When Doug Wiens approached Minnesota farmers to ask permission to install a seismometer on their land, he often got a puzzled look. "You could tell they were thinking 'Why are you putting a seismometer here?,' " said Wiens, professor of earth and planetary sciences in Arts and Sciences at Washington University in St. Louis. "'We don't have earthquakes and we don't have volcanoes. Do you know som ...
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