{"id":2023,"date":"2009-05-17T05:00:10","date_gmt":"2009-05-17T03:00:10","guid":{"rendered":"http:\/\/www.emiliosilveravazquez.com\/blog\/?p=2023"},"modified":"2009-04-27T20:55:37","modified_gmt":"2009-04-27T18:55:37","slug":"muy-interesante-2130","status":"publish","type":"post","link":"http:\/\/www.emiliosilveravazquez.com\/blog\/2009\/05\/17\/muy-interesante-2130\/","title":{"rendered":"Muy interesante 21\/30"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"text-decoration: underline;\"><strong>\u00bfQu\u00e9 es un agujero blanco?<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">Las ecuaciones de la <a href=\"#\" onclick=\"referencia('relatividad',event); return false;\">relatividad<\/a> general tienen una interesante propiedad matem\u00e1tica: son sim\u00e9tricas en el tiempo. Eso significa que uno puede tomar cualquier soluci\u00f3n a las ecuaciones e imaginar que el tiempo fluye a la inversa, en lugar de hacia delante, y obtendr\u00e1 otro grupo de soluciones a las ecuaciones, igualmente v\u00e1lidas. Aplicando esta regla a la soluci\u00f3n matem\u00e1tica que describe a los <a href=\"http:\/\/www.muyinteresante.es\/astronomia\/18.html\"><a href=\"#\" onclick=\"referencia('agujero negro',event); return false;\">agujeros negros<\/a><\/a>, se obtiene un <strong>agujero blanco<\/strong>. Puesto que un <a href=\"#\" onclick=\"referencia('agujero negro',event); return false;\">agujero negro<\/a> es una regi\u00f3n del espacio de la cual nada puede escapar, la versi\u00f3n opuesta es una regi\u00f3n del espacio hacia la cual no puede caer nada. De hecho, as\u00ed como un <a href=\"#\" onclick=\"referencia('agujero negro',event); return false;\">agujero negro<\/a> s\u00f3lo puede tragarse las cosas, un agujero blanco s\u00f3lo las puede escupir. Los agujeros blancos son una soluci\u00f3n matem\u00e1tica perfectamente v\u00e1lida a las ecuaciones de la <a href=\"#\" onclick=\"referencia('relatividad',event); return false;\">relatividad<\/a> general. Pero eso no significa que realmente exista uno en la naturaleza.<\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/uploads\/2009\/04\/slide21.jpg\" target=\"_blank\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-2024 marco\" title=\"slide21\" src=\"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/uploads\/2009\/04\/slide21-450x307.jpg\" alt=\"slide21\" width=\"450\" height=\"307\" srcset=\"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/uploads\/2009\/04\/slide21-450x307.jpg 450w, http:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/uploads\/2009\/04\/slide21-150x102.jpg 150w, http:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/uploads\/2009\/04\/slide21.jpg 570w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/a><\/p>\n<p style=\"text-align: right;\"><em>Texto extra\u00eddo de <a href=\"http:\/\/www.muyinteresante.es\/astronomia\/21.html\" target=\"_blank\">Muy interesante<\/a><\/em><\/p>\n<div class='bookmark'>\r\n\t\t<table align='left' border='0' cellpadding='0' width='100%'>\r\n\t\t<tr><td><span class='pushbutton'><a href='http:\/\/delicious.com\/post?url=http%3A%2F%2Fwww.emiliosilveravazquez.com%2Fblog%2F2009%2F05%2F17%2Fmuy-interesante-2130%2F&amp;title=Muy+interesante+21%2F30' title='Delicious' target='_blank' rel='nofollow'><img src='http:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/plugins\/knxdt-bookmarks-wordpress-plugin\/images\/delicious.png'  alt='' class='book_img' border='none' style='margin:1px; 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Las ecuaciones de la relatividad general tienen una interesante propiedad matem\u00e1tica: son sim\u00e9tricas en el tiempo. Eso significa que uno puede tomar cualquier soluci\u00f3n a las ecuaciones e imaginar que el tiempo fluye a la inversa, en lugar de hacia delante, y obtendr\u00e1 otro grupo de soluciones a las ecuaciones, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_s2mail":"","footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts\/2023"}],"collection":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/comments?post=2023"}],"version-history":[{"count":0,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts\/2023\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/media?parent=2023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/categories?post=2023"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/tags?post=2023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}