Locust (IMAGE) California Institute of Technology Caption Researchers at Caltech used locusts to explore connections in the brain that change to form new and specific memories of smells. Credit Stijn Cassenaer/California Institute of Technology Usage Restrictions Okay with credit 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.