thermoelectric arm
11Mars Exploration Rover — Artist s conception of rover on Mars Part of a panorama taken by the Spi …
12January 31 — Groundhog Day Blizzard Satellite image of the storm on the evening of February 1 over the American Midwest. Storm type: Winter storm, Blizzard, Ice storm, Tornadoes, Thundersnow …
13Nuclear proliferation — World map with nuclear weapons development status represented by color.   Five nuclear weapons states from the NPT …
14Depleted uranium — The DU penetrator of a 30 mm round[1] Depleted uranium (DU; also referred to in the past as Q metal, depletalloy, or D 38) is uranium with a lower content of the fissile isotope U 235 than natural uranium (natural uranium is about 99.27% uranium… …
15Solar thermal energy — Solar thermal system for water heating in Santorini, Greece …
16Radioisotope rocket — The radioisotope rocket is a type of rocket engine that uses the heat generated by the decay of radioactive elements to heat a working fluid, which is then exhausted through a rocket nozzle to produce thrust. They are similar in nature to the… …
17Mars Science Laboratory — Vue d artiste du rover MSL. Caractéristiques Organ …
18Colombia — Colombian, adj., n. /keuh lum bee euh/; Sp. /kaw lawm byah/, n. a republic in NW South America. 37,418,290; 439,828 sq. mi. (1,139,155 sq. km). Cap.: Bogotá. * * * Colombia Introduction Colombia Background: Colombia was one of the three countries …
19Paraguay — Paraguayan, adj., n. /par euh gwuy , gway /; Sp. /pah rddah gwuy /, n. 1. a republic in central South America between Bolivia, Brazil, and Argentina. 5,651,634; 157,047 sq. mi. (406,750 sq. km). Cap.: Asunción. 2. a river in central South America …
20Serbia — /serr bee euh/, n. a former kingdom in S Europe: now, with revised boundaries, a constituent republic of Yugoslavia, in the N part; includes the autonomous provinces of Kosovo and Vojvodina. 9,660,000; 34,116 sq. mi. (88,360 sq. km). Cap.:… …
