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The article discusses the U.S. Navy's validation of 3D printing technology, also known as additive manufacturing, for creating parts for ships at sea. It mentions that the U.S. Navy is exploring the use of larger metal 3D printers to fabricate replacement parts on demand, which can save time, reduce costs, and improve operational readiness.

The article focuses on the near simultaneous response of the U.S. Navy to the earthquake and subsequent tsunami in Japan and to the early strikes in Libya. According to Gary Roughead, chief of naval operations (CNO), the Navy's quick response to both countries underscores the importance and the benefits of being a sea power deployed around the world. Meanwhile, the Defense Department has estimated that the first 10 days of the U.S. forces' combat operations in Libya cost 550 million dollars.

The article focuses on the deployment of U.S. Marine Medium Tiltrotor Squadron 263 (VMM-263) on assault ship USS Wasp for a seven-month operation in Iraq. It mentions that as an operational readiness for Iraq operation, the VMM-263 accepted 10 new MV-22V Osprey tiltrotor aircraft and underwent an aggressive training schedule. It was accounted that the squadron made 2,000-mile training deployments to demonstrate the V-22s long-distance deployment capacity using in-fight refueling.

Focuses on the development of various Littoral Combat Ships (LCS) of the U.S. Navy. Techniques used by the Navy to design the LCS; Improvement in the warfare capabilities of the Navy; Creation of enhance weapons system. INSET: Navy Explores Exotic Shapes, Materials For LCS.

Focuses on the U.S. Navy Second Fleet's efforts to improve combat readiness. Role in the preparation of carrier battle groups and amphibious readiness groups; Exercises conducted in the aftermath of the September 11, 2001, terrorist attack; Joint intelligence, surveillance and reconnaissance assets employed by the Second Fleet; Changes in the Second Fleet's training programs.

Focuses on the return of the U.S. Naval forces after their combat operations in Iraq. Comments of Naval Officer Administrator Vern Clark on the performance of the Navy and the Marine Corps; Efficiency of the warships and the submarines; Appreciation for the readiness of the Navy.

The article provides information on the use of the Bluefin-21 Battlespace Preparation Autonomous Underwater Vehicle (BPAUV) built for the U.S. Navy's Littoral Combat Ship (LCS) program. It notes that the BPAUV fleet is a component of the Flight Zero mine-warfare mission package. The BPAUV fleet is cited to gather side-scan imagery sonar and physical oceanographic data for battlespace preparation and bottom classification.