UT Earthquake machine – close-up (IMAGE) University of Texas at Austin Caption Close-up of the UT Austin lab-fault. The yellow hydraulic presses simulate tectonic pressure while sensors listen for miniature tremors. Chas Bolton, a researcher at UT Austin, is using the device to investigate early-warning tremors. Credit University of Texas Institute for Geophysics Usage Restrictions Please include 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.