Tracking neurons (IMAGE) Picower Institute at MIT Caption To keep constant track of neural activity, as indicated by calcium-triggered flashes of light, the Flavell lab invented a microscope that tracks worms as they move. To discern a new circuit they tracked patterns of activity of about 10 key neurons. Credit Flavell Lab/MIT PIcower Institute Usage Restrictions use with credit 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.