Researchers long believed that the cerebellum did little more than process our senses and control our muscles. New techniques to study the most densely packed neurons in our brains reveal that it may do much more.
Impulsive behavior in teens can go hand in hand with drug use, but the link is weak and doesn’t necessarily predict future behavior. A Stanford psychologist and colleagues think they can do better, using images of the brain.
New research finds that small regions of the brain cycle in and out of sleep, even when awake, reports Tatiana Engel, co-author of the study. The cycles shift toward “awake” when that part of the brain pays attention to a task.
Communication between different areas of our brain increases when we are faced with a difficult task. Understanding these fluctuating patterns could reveal why some people learn new tasks more quickly.