Which engineering college is best for nautical science or marine engineering?

Both Nautical Science and Marine Engineering has its own pros and cons. However, I will like to recommend Marine Engineering over Nautical Science as it gives you skills to be employed in any other manufacturing company whenever you want change from shipping industry.

well aeronautical engineering and marine engineering are two different paths for building career. on one hand if you consider aeronautical science you have a wide range of options to choose from like you can go to nasa, isro ir any other scientific organization while marine eng. will give you a lots