Genetics, robotics, space exploration, may sound like exciting futuristic careers, but very few can predict how popular they will be in the future. The best way to move about choosing careers is to go with careers you find attractive as they exist today. As you complete your studies and join the work force, you will notice and adapt to changes in your profession. You will be able to do cutting edge work in whatever profession you choose. If the fear of landing up in a profession that becomes instinct is driving your question, look out for career that will never go out of demand. There are plenty of them: business and management, engineering, software, journalism, financial careers, movies and television production, legal careers, etc. etc. Become good in one of these fields, you will have an excellent career.