/channels/taxonomy/term/2219/all en /channels/news/elegant-brain-how-practice-makes-perfect-254348 <p>It takes a surprisingly small cluster of brain cells deep within the cerebellum to learn how to serve a tennis ball, or line up a hockey shot.</p> <p> Mon, 03 Aug 2015 15:07:22 +0000 webfull 111517 at /channels