balloon structure
21Venus — This article is about the planet. For other uses, see Venus (disambiguation). Venus   …
22United States Army Air Service — Infobox Military Unit unit name=United States Army Air Service caption= dates=1918 05 24 to 1926 07 02 country= United States of America allegiance= branch=United States Army type= role= size= 195,024 men, 7,900 aircraft (1918) 9,954 men, 1,451… …
23performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
24Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
25Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
26ARCASPACE — Infobox Company company name = ARCA company company type = Private foundation = 1999 location = Romania, RO industry = Aerospace and space tourism homepage = [http://www.arcaspace.ro www.arcaspace.ro] Asociaţia Română pentru Cosmonautică şi… …
27List of Alex Rider characters — This is a list of protagonists and antagonists from British author Anthony Horowitz s Alex Rider series. This includes characters from the novels, the film, the graphic novels, and the short stories. Contents 1 Main Antagonists 1.1 Ash 1.2 Sir… …
28Big Bang — This article is about the cosmological model. For the sitcom, see The Big Bang Theory. For other uses, see Big Bang (disambiguation) …
29Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
30Fort Corcoran — Infobox Military Structure name=Fort Corcoran partof=the Civil War defenses of Washington, D.C. location=Arlington, Virginia coordinates=coord|38.904126| 77.071753|region:US type:landmark|display=inline caption=The rear entrance to Fort Corcoran …
