1 A PET scan can help a doctor find nervous system problems, such as Parkinson's disease, multiple sclerosis, transient ischemic attack (TIA) , amyotrophic lateral sclerosis (ALS) , Huntington's disease, stroke, and schizophrenia. 2  Find changes in the brain that may cause epilepsy.
Robotics engineers are engineering technologists who apply principles from mechanical, manufacturing and electrical engineering to design and test robots, automated systems and new applications.
Job Duties. Because robots are used in so many ways, a professional's duties in this field can vary greatly depending upon the function and application of robotics in his or her work. For example, some robotics engineers design artificial limbs, while others develop automated manufacturing systems for food-packing plants.