Generations after Camillo Golgi developed the staining technique enabling scientists to visualize individual neurons as well as their axons and dendrites, some groundbreaking discoveries are again coming to light—like the one neuroscientist Dr. George Paxinos recently uncovered. Dr. Paxinos joins Dr. Andrew Wilner to discuss the endorestiform nucleus, the new anatomical structure in the brain he found using his own special stain for nervous tissue.