20 November 2019–The terms may seem interchangeable to a layperson, but “hazard” and “risk” mean very different things in earthquake science. A seismic hazard is a natural phenomenon such as the level of ground shaking caused by an earthquake. Seismic risk, on the other hand, refers to the probability that … Continue Reading »
23 October 2019–Although he grew up in Switzerland and received his Ph.D. at the University of Basel, much of Max Suter’s career has been centered on Mexico. From the Trans-Mexican Volcanic Belt in central Mexico to the Basin and Range province of northwestern Mexico, his research has identified and characterized … Continue Reading »
16 September 2019–Earthquake faults have short memories—or at least, that’s what the traditional earthquake cycle model suggests. Based on the elastic rebound theory proposed by Harry Fielding Reid after the 1906 San Francisco earthquake, the traditional model assumes that each earthquake in an area occurs independently of one another, and … Continue Reading »
15 August 2019–Seismic networks depend on good instrumentation. But testing sensitive seismic instruments to make sure they’re working right can be a challenge, as Adam Ringler, a physical scientist with the U.S. Geological Survey, knows well. “Seismometers aren’t only sensitive to ground motion, which you want, they’re also sensitive to … Continue Reading »
15 July 2019 –Joan Latchman, a seismologist at The University of the West Indies Seismic Research Centre, was born in Trinidad and Tobago and grew up just a 15-minute walk from the Centre – then known as the Seismic Research Unit. At the time, the Centre had a low profile, … Continue Reading »
13 June 2019–If you don’t know who Bailey Willis and Robert T. Hill are, Susan Hough has got a book for you. It’s her own book, actually—one that she’s working on now, about the period between 1906 and 1933, when earthquake hazard for the Los Angeles area was being debated … Continue Reading »