Big Brain -- Perks & Costs (VIDEO) NIH/National Institute of Mental Health This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Dr. Armin Raznahan, NIMH Developmental Neurogenomics Unit, explains results of a neuroimaging study that discovered how bigger human brains are organized differently than smaller ones. Credit National Institute of Mental Health 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.