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cosmological decade
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Cosmological decade — A cosmological decade ( CÐ ) is a division of the lifetime of the cosmos. The divisions are logarithmic in size, on base 10. Each successive cosmological decade represents a ten fold increase in the total age of the universe.[1] As expressed in… … Wikipedia
Decade — For other uses, see Decade (disambiguation). A decade is a period of 10 years. The word is derived (via French) from the Ancient Greek dekas which means ten. This etymology is sometime confused with the Latin decas (ten) and dies (days), which is … Wikipedia
Decade (disambiguation) — A decade is a period of ten years. Decade or Decades may also refer to: Music Decade (Neil Young album), 1977 Decade: Greatest Hits, an album by Duran Duran A Decade, an album by Our Lady Peace A Decade , a single by DJ Marcel Woods Decades , a… … Wikipedia
Time — This article is about the measurement. For the magazine, see Time (magazine). For other uses, see Time (disambiguation). The flow of sand in an hourglass can be used to keep track of elapsed time. It also concretely represents the present as… … Wikipedia
The Five Ages of the Universe — Infobox Book | name = The Five Ages of the Universe: Inside the Physics of Eternity image caption = Cover author = Fred Adams and Gregory Laughlin country = language = English genre = popular science publisher = Free Press Publishers release date … Wikipedia
Spacetime — For other uses of this term, see Spacetime (disambiguation). Two dimensional analogy of spacetime distortion. Matter changes the geometry of spacetime, this (curved) geometry being interpreted as gravity. White lines do not represent the… … Wikipedia
Theory of relativity — This article is about the scientific concept. For philosophical or sociological theories about relativity, see Relativism. For the silent film, see The Einstein Theory of Relativity. Two dimensional projection of a three dimensional analogy of… … Wikipedia
Millennium — For other uses, see Millennium (disambiguation). See also: List of millennia A millennium (plural millennia) is a period of time equal to one thousand years (1,000) from the Latin phrase mille, thousand, and annus, year often but not necessarily… … Wikipedia
Century — For other uses, see Century (disambiguation). Centuries , Centenary , Centennial , and Centennials redirect here. For other uses, see Centuries (disambiguation), Centenary (disambiguation), Centennial (disambiguation), and Centennials… … Wikipedia
Calendar — For other uses, see Calendar (disambiguation). For the Gregorian calendar for this year, see Common year starting on Saturday. A page from the Hindu calendar 1871–1872. A calendar is a system of organizing days for social, religious, commercial,… … Wikipedia
