For a career in nuclear fusion research, majors in physics, nuclear engineering, materials science, electrical engineering, and mechanical engineering are all beneficial, with a strong emphasis on plasma physics as the primary focus. A solid plasma physics program is crucial for understanding fusion reactors, while nuclear engineering provides insights into radiation safety. It's important to prioritize current studies and interests rather than fixating on long-term goals, as research opportunities typically arise post-PhD, which is a significant time away. Balancing immediate academic pursuits with future aspirations is essential for success in this field. Focusing on relevant coursework and gaining practical experience in the next year is advisable.