atomic air-to-air rocket
41Pebble bed reactor — Sketch of a pebble bed reactor in Italian …
42Dates of 2006 — ▪ 2007 January Keeping America competitive requires affordable energy. And here we have a serious problem. America is addicted to oil, which is often imported from unstable parts of the world. U.S. Pres. George W. Bush, in his state of the union… …
43International Space Station — ISS redirects here. For other uses, see ISS (disambiguation). International Space Station …
441945 — This article is about the year 1945. For other uses, see 1945 (disambiguation). Millennium: 2nd millennium Centuries: 19th century – 20th century – 21st century Decades: 1910s  1920s  1930s  – 1940s –   …
45Project Orion (nuclear propulsion) — An artist s conception of the NASA reference design for the Project Orion spacecraft powered by nuclear propulsion. Project Orion was a study of a spacecraft intended to be directly propelled by a series of explosions of atomic bombs behind the… …
46Nuclear aircraft — This article is about Aircraft nuclear propulsion. For the US Air Force program, see Aircraft Nuclear Propulsion. For the crystallographic feature known as an atomic plane, see crystallography. A nuclear aircraft is an aircraft powered by nuclear …
47Calendar of 2003 — ▪ 2004 January So long as there is a single Brazilian brother or sister going hungry, we have ample reason to be ashamed of ourselves. Lula, in his inaugural address as president of Brazil, January 1 January 1 The Socialist Lula (Luiz… …
48SM-65 Atlas — Main article: Atlas (rocket family) B 65/SM 65/CGM 16/HGM 16 Atlas Launch of an SM 65A Atlas from LC 12, Cape Canaveral Air Force Station, 20 February 1958 Type …
49space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
50National Museum of Nuclear Science & History — Coordinates: 35°03′58″N 106°32′02″W / 35.0660°N 106.5339°W / 35.0660; 106.5339 …
