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The Newport Ship is a mid-fifteenth-century sailing vessel discovered when archaeologists investigated an articulated timber structure uncovered during the building of the Riverfront Arts Centre in Newport in June 2002. The site is on the west bank of the River Usk, which runs through the city centre.
Newport News Shipbuilding (NNS), a division of Huntington Ingalls Industries, is the sole designer, builder, and refueler of aircraft carriers and one of two providers of submarines for the United States Navy. Founded as the Chesapeake Dry Dock and Construction Co. in 1886, Newport News Shipbuilding has built more than 800 ships, including both ...
Wecoma. RV Wecoma is a research vessel owned by the National Science Foundation and operated by the College of Oceanic & Atmospheric Sciences at Oregon State University (OSU) as a member of the University-National Oceanographic Laboratory System (UNOLS) fleet. [1] It is based in Newport in the U.S. state of Oregon near OSU's Hatfield Marine ...
Speed. 15.5 knots. The two ships of the U.S.T. Atlantic class, the U.S.T. Atlantic and U.S.T. Pacific, were the largest ships ever built in the Western Hemisphere. Newport News Shipbuilding were the builders, the only American shipbuilders with the facilities for ULCC construction. A third vessel of the class ordered by Zapata Ocean Carriers ...
Iron-60 is an iron isotope with a half-life of 2.6 million years, [12] [13] but was thought until 2009 to have a half-life of 1.5 million years. It undergoes beta decay to cobalt-60, which then decays with a half-life of about 5 years to stable nickel-60. Traces of iron-60 have been found in lunar samples.
Island of stability. A diagram by the Joint Institute for Nuclear Research showing the measured (boxed) and predicted half-lives of superheavy nuclides, ordered by number of protons and neutrons. The expected location of the island of stability around Z = 112 (copernicium) is circled. [1][2] In nuclear physics, the island of stability is a ...
Aviation facilities. 2 × aircraft catapults. Helipad (later conversion) USS Newport News (CA–148) was the third and last ship of the Des Moines -class of heavy cruisers in the United States Navy. She was the first fully air-conditioned surface ship and the last active all-gun heavy cruiser in the United States Navy.
Isotopes of sodium. Na is the only stable (and the only primordial) isotope. It is considered a monoisotopic element and it has a standard atomic weight of 22.989 769 28(2). Sodium has two radioactive cosmogenic isotopes (22. Na, with a half-life of 14.9560 (15) h). With the exception of those two isotopes, all other isotopes have half-lives ...