Researchers in core viewing lab (IMAGE) University of Texas at Austin Caption Research Professors Zoltán Sylvester (left) and Jacob Covault in the core viewing facility at The University of Texas at Austin’s Bureau of Economic Geology. An algorithm they developed for correlating turbidites in geologic cores is raising questions about the earthquake record of Cascadia. Examples of turbidites from Cascadia are shown on the screen behind them. Credit The University of Texas at Austin/Jackson School of Geosciences. Usage Restrictions Include photo credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.