Mars Features (IMAGE) University of Arizona Caption HiSCI is expected to take colorful, three-dimensional images (simulated here) of active processes on the Martian surface thought to set free trace gases. Credit University of Arizona/LPL Usage Restrictions Usage only permitted in conjunction with reporting/posting of this news release. Image credit must be given. License Licensed 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.