model helicopter technique
51Burt Rutan — Pour les personnes ayant le même patronyme, voir Rutan. Burt Rutan Elbert Leander Rutan ou Burt Rutan est un ingénieur aéronautique né le 17 juin 1943 à Portland aux États Unis. Ses premières créations sont des av …
52Antarctica — /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:… …
53Royal Navy — This article is about the Royal Navy of the United Kingdom. For other Royal Navies, see Royal Navy (disambiguation). Royal Navy The naval ensign …
54Magnetotellurics — Magnetotelluric station Magnetotellurics (MT) is an electromagnetic geophysical method of imaging the earth s subsurface by measuring natural variations of electrical and magnetic fields at the Earth s surface. Investigation depth ranges from… …
55Vietnam People's Air Force — This article is about the current Vietnamese air force. For the air force of the former Republic of Vietnam, see Vietnam Air Force. Vietnam People s Air Force Không Quân Nhân Dân Việt Nam …
56Список награждённых Национальной медалью науки США — Джошуа Ледерберг (справа) получает Национальную медаль науки из рук Президента США Джорджа Буша старшего Список …
57Wright brothers — Orville Wright Photo: 1903 Born August 19 …
58performing 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 …
59Natural scientific research in Canada — This article outlines the history of natural scientific research in Canada, including mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… …
60Mikoyan-Gurevich MiG-23 — MiG 23 A Soviet Air Force MiG 23MLD Role Interceptor/Fighter (M series) …
