Brain science” isn't really a formal scientific field. This is just how people sometimes refer to neuroscience in casual conversation, although some universities do have a department of “brain and cognitive science. read more
Some of the differences between the two fields include: Specialization Neuroscientists are basic scientists who may or may not have a degree in medicine. Most of them, however, are doctorates in neuroscience. Neurologists on the other hand have an undergraduate degree with four years at medical school and a year of internship. read more