High-Capacity Highways in the Brain

Imagine the human brain as akin to the interstate highway system, with neural pathways as feeder roads that direct much of the traffic into select hubs that are interconnected by longer, higher-capacity passages. Scientists at Indiana University and the University Medical Center Utrecht in the Netherlands say this scenario actually occurs, and these hubs and their interconnectivity serve as the backbone for global brain communication. Their study, published online June 18 in the early...