to launch into explanations
21Wernher von Braun — Von Braun at his desk at Marshall Space Flight Center in May 1964, with models of the Saturn rocket family Born March 23, 1912(1912 03 23) Wirsitz, German Empire …
22Christianity — /kris chee an i tee/, n., pl. Christianities. 1. the Christian religion, including the Catholic, Protestant, and Eastern Orthodox churches. 2. Christian beliefs or practices; Christian quality or character: Christianity mixed with pagan elements; …
23Earth and Space Sciences — ▪ 1996 Introduction GEOLOGY AND GEOCHEMISTRY In 1995 significant developments took place in the realm of geologic mapping, which provides the foundation for the presentation and comparison of data in the Earth sciences. The most important… …
24Gerard K. O'Neill — in 1977 Born February 6, 1927 …
25Causes of the 1948 Palestinian exodus — Palestinians The causes and explanations of the exodus of Palestinian Arabs that arose during the 1947 1948 Civil War in Mandatory Palestine and the 1948 Arab Israeli War are a matter of great controversy among historians of, and commentators on …
26Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
27Roller coaster — For other uses, see Roller coaster (disambiguation). The Scenic Railway at Luna Park, Melbourne, is the world s oldest continually operating rollercoaster, built in 1912 …
28Big Bang — This article is about the cosmological model. For the sitcom, see The Big Bang Theory. For other uses, see Big Bang (disambiguation) …
29Loch Ness Monster — For other uses, see Loch Ness Monster (disambiguation). Nessie redirects here. For other uses, see Nessie (disambiguation). the Loch Ness Monster (Nessie, Niseag[1] …
30United States Marine Corps — USMC redirects here. For other uses, see United States Maritime Commission and University of St. Michael s College. United States Marine Corps United States M …
