Ionospheric scintillation monitor (IMAGE) University of Texas at Dallas Caption University of Texas at Dallas doctoral student Josemaria Gomez Socola displays a ScintPi sensor and its antenna. The sensors have been deployed at 23 sites across the Western Hemisphere so that scientists can study the ionosphere at low, medium and high latitudes. Credit University of Texas at Dallas Usage Restrictions with 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.