Every night, in a state the brain enters without being asked, we become the authors of experiences we did not choose and cannot fully control. We fly. We sit exams for subjects we never studied. We speak with people who... Continue Reading →
Our brains are famously flexible, or “plastic,” because neurons can do new things by forging new or stronger connections with other neurons. But if some connections strengthen, neuroscientists have reasoned, neurons must compensate lest they become overwhelmed with input. In... Continue Reading →