under-ice sonar
51United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
52Alfa class submarine — The Soviet Union/Russian Navy Project 705 ( Лира / Lyra ) was a submarine class of hunter/killer nuclear powered vessels (abbreviated PLA: Podvodnaya lodka atomnaya , nuclear hunter/killer submarine). The class is also known by the NATO reporting …
53Mega Shark Versus Giant Octopus — DVD cover Directed by Jack Perez (as Ace Hannah) Produced by …
54MythBusters (2006 season) — Country of origin Australia United States No. of episodes 28 (includes 2 specials) Broadcast Original channel Discovery Channel …
55USS Archerfish (SSN-678) — USS Archerfish (SSN 678), a Sturgeon class submarine,was the second ship of the United States Navy to be named for the archerfish, a family ( Toxotidae ) of fish notable for their habit of preying on insects and other animals by shooting them… …
56List of problems solved by MacGyver — This is a list of problems that have been solved by the fictional character MacGyver from the television series of the same name. (This list is not yet comprehensive.) MacGyver employs his resourcefulness and his knowledge of chemistry,… …
57iceberg — /uys berrg/, n. 1. a large floating mass of ice, detached from a glacier and carried out to sea. 2. Informal. an emotionally cold person. 3. Australian Informal. a person who swims or surfs regularly in winter. 4. tip of the iceberg, the first… …
58Fishing trawler — For other types of trawlers, see Trawler (disambiguation). The Irish RSW tank trawler Brendelen[1] in Skagen harbour A fishing trawler (also called a dragger) is a commercial fishing vessel designed to operate fishing trawls. Traw …
59Unidentified submerged object — An Unidentified Submerged Object, or USO, is defined as any object or optical or mechanical detection phenomenon of unknown origin observed under water that remains unidentified even after thorough investigation. The maritime analog to UFOs, or… …
60RMS Titanic — was an Olympic class passenger liner owned by the White Star Line and built at the Harland and Wolff shipyard in Belfast, Ireland (now Northern Ireland). On the night of 14 April 1912, during her maiden voyage, Titanic hit an iceberg, and sank… …
