extraterrestrial disposal
1Kardashev scale — The Kardashev scale is a method of measuring a civilization s level of technological advancement. It was first proposed in 1964 by the Soviet astronomer Nikolai Kardashev. The scale has three designated categories called Type I , II , and III .… …
2technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
3Paradoxe de Fermi — Pour les articles homonymes, voir Fermi. Le radiotélescope Very Large Array dans le Nouveau Mexique (États Unis), haut lieu du …
4Overpopulation — Graph of human population from 10,000 BC–2000 AD showing the unprecedented population growth since the 19th century Overpopulation is a condition where an organism s numbers exceed the carrying capacity of its habitat. The term often refers to… …
5Majestic 12 — This article is about the purported secret committee called Majestic 12 . For other uses, see Majestic 12 (disambiguation). The 1947 letter, purported to be signed by Harry Truman, authorizing Operation Majestic Twelve . Majestic 12 (also known… …
6Earth 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… …
7Electronic music — For electronic musical instruments, see Electronic musical instrument. For other uses, see Electronic music (disambiguation). See also: List of electronic music genres and List of electronic music festivals Electronic music is music that… …
8List of fictional elements, materials, isotopes and atomic particles — This list contains chemical elements, materials, isotopes or (sub)atomic particle that exist primarily in works of fiction (usually fantasy or science fiction). No actual periodic elements end in ite , though many minerals have names with this… …
9Mathematics 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… …
10Captain Scarlet and the Mysterons — This article is about the 1967 TV series. For the 2005 series, see Gerry Anderson s New Captain Scarlet. Captain Scarlet and the Mysterons …