http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Each time you see a person that you know, your brain rapidly and seemingly effortlessly recognizes that person by his or her face. http://medicalxpress.com/news/2011-05-uncover-brain.html Neuroscience Tue, 31 May 2011 11:46:36 EST news226061173