Nuclear submarine nuclear-powered submarine was first proposed in the United States Navy by the Naval Research Laboratory's Ross Gunn in 1939. Construction of the world's first nuclear powered submarine was made possible by the successful development of a nuclear propulsion plant by a group of scientists and engineers at the Naval Reactors Branch of the Bureau of Ships and the Atomic Energy Commission. In July 1951 the U.S. Congress authorized construction of the first nuclear-powered submarine, "Nautilus", under the leadership of Captain Hyman G. Rickover, USN (sharing names with Captain Nemo's fictional submarine in Jules Verne's "Twenty Thousand Leagues Under the Sea",
Jules Verne Trophy of the visual arts delegation with the American artist Tom Shannon and is patroned by the French Ministry of Culture. The work is a floating hull on a magnetic field, much as an anchorage for a ship. All dimensions have rigorous symbolic meaning. The midship beam of the hull corresponds to the diameter of the Earth, the ray of each end is proportional to that of the moon and the radius of the curvature of the frames is that of the sun. The competitors of the Trophy Jules Verne race around the Earth against time, with only the sun and