Today , 4th December -2023 is being celebrated as National Navy Day . On this occasion Radio Koraput speaks to Dr. Suresh Chandra Mishra , Retired Professor of ocean Engineering & Naval Architecture , who was also Chairman of Naval Research Board . He speaks on the design of Ships , Life in the Ocean and the heroic contribution of the Navy in protecting the coast . Listen to the details with a click on this link to the episode in Radio Koraput