At Work: Wasja Bloch

Wasja Bloch in snow

14 April 2023–As he studied subduction zone seismicity, Wasja Bloch noticed that water was sometimes used as a wild card when it came to explaining what lays below these complex tectonic plate margins. “If people do interpretations of subsurface images and something’s odd, they sometimes pull the ‘fluid joker,’” Bloch … Continue Reading »

At Work: Rebecca O. Salvage

Rebecca Salvage at Moraine Lake in Canada

6 January 2023–Rebecca Salvage’s high school in the U.K. didn’t offer Earth sciences as a course, but she loved physical geography and chemistry. One of her teachers suggested that Salvage consider a geology degree at university. “When I got there, I knew this was what I wanted to do,” recalls … Continue Reading »

At Work: Joses Omojola

Joses Omojola

30 November 2022–So far, the career of Joses Omojola has moved from water to oil to salt. His first interest, in hydrogeology, came about in high school after he watched his first water borehole being drilled. “A geologist came over to me, explaining about the different sediments they were bringing … Continue Reading »

Caltech Hall Is Getting Stiffer, According to Decades of Data

Caltech Hall

11 November 2022–Caltech Hall, a 55-year-old nine-story reinforced concrete building on the Caltech campus, has been getting structurally stiffer over the past 20 years, according to a new report published in The Seismic Record. Previous work by seismologists and engineers had documented the building softening—that is, decreasing in stiffness—from its … Continue Reading »