Bing Bang

Páginas: 2 (393 palabras) Publicado: 27 de julio de 2011
The Big Bang model or theory is the prevailing cosmological theory of the early development of the universe. According to the Big Bang model, the universe was originally in an extremely hot and densestate that expanded rapidly. This expansion caused the universe to cool and resulted in the present diluted state that continues to expand today. Based on the best available measurements as of2010[update], the original state of the universe existed around 13.7 billion years ago, which is often referred to as the time when the Big Bang occurred. The theory is the most comprehensive and accurateexplanation supported by scientific evidence and observations. (Wikipedia the Free Encyclopedia)
By 1616 the attacks on the ideas of Copernicus had reached a head, and Galileo went to Rome to try topersuade the Catholic Church authorities not to ban Copernicus' ideas. In the end, Cardinal Bellarmine, acting on directives from the Inquisition, delivered him an order not to "hold or defend" theidea that the Earth moves and the Sun stands still at the centre. The decree did not prevent Galileo from discussing heliocentrism hypothesis (thus maintaining a facade of separation between science andthe church). For the next several years Galileo stayed well away from the controversy. He revived his project of writing a book on the subject, encouraged by the election of Cardinal Maffeo Barberinias Pope Urban VIII in 1623. Barberini was a friend and admirer of Galileo, and had opposed the condemnation of Galileo in 1616. The book, Dialogue Concerning the Two Chief World Systems, was publishedin 1632, with formal authorization from the Inquisition and papal permission. (Wikipedia the Free Encyclopedia)

The Inquisition's ban on reprinting Galileo's works was lifted in 1718 whenpermission was granted to publish an edition of his works (excluding the condemned Dialogue) in Florence.[120] In 1741 Pope Benedict XIV authorized the publication of an edition of Galileo's complete...
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