Scientists induced auditory hallucinations in the brains of people in MRI machines to learn more about how they happen. Learn more: http://scim.ag/2uGL1yp Read the paper (free): http://science.sciencemag.org/content/357/6351/596 Video Rating: / 5 A look at artificial intelligence. If we build computers that are smarter than us, they could be humanity’s greatest friend – or the greatest