EM Fly brain (VIDEO) Howard Hughes Medical Institute This video is under embargo. Please login to access this video. Caption Janelia scientists imaged more than 7,000 slices of the adult female fly brain, capturing and stitching together 21 million electron microscopy images. Credit Steven A. Calle-Schuler/Janelia Research Campus Usage Restrictions Must use 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.