Photo of the Day: Technology Studies Brain Circuits November 7, 2017 By Lexie Metzler Researchers from Stanford University have developed a technology to help study neurons associated with alertness. Problems associated with alertness include sleep, depression, and brain-trauma-induces-somnolence. Click here for the full details. Karl Deisseroth and his colleagues developed a method that enables them to monitor the activity of vast numbers of nerve cells in the brain and then characterize the cells of interest in molecular detail. (Credit: Steve Fisch/Stanford University)