Marilyn Brown with engineer (IMAGE) Georgia Institute of Technology Caption (L to R) Engineer Marvin Carter and researcher Marilyn Brown outside the Georgia Tech Physical Plant. Credit Robert Felt, Georgia Tech Usage Restrictions No restriction 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.