Bulbs (IMAGE) Weizmann Institute of Science Caption Computer-enhanced MRI images of the brains of left-handed women found two that were missing olfactory bulbs. Credit Weizmann Institute of Science Usage Restrictions None 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.