{"id":110,"date":"2025-01-15T11:20:24","date_gmt":"2025-01-15T11:20:24","guid":{"rendered":"https:\/\/crossslate.com\/?p=110"},"modified":"2025-01-15T11:20:24","modified_gmt":"2025-01-15T11:20:24","slug":"la-terre-emet-des-sons-etranges-lorsque-les-poles-magnetiques-changent-brusquement","status":"publish","type":"post","link":"https:\/\/crossslate.com\/?p=110","title":{"rendered":"La Terre \u00e9met des sons \u00e9tranges lorsque les p\u00f4les magn\u00e9tiques changent brusquement"},"content":{"rendered":"<p>Des scientifiques allemands et danois ont recr\u00e9\u00e9 les sons \u00e9mis par la plan\u00e8te Terre lorsque son champ magn\u00e9tique se modifie de fa\u00e7on catastrophique. Un tel cataclysme s&rsquo;est d\u00e9j\u00e0 produit il y a environ 41 000 ans. Il a \u00e9t\u00e9 d\u00e9couvert lors de la recherche des coul\u00e9es de lave de Lachampa sur le territoire fran\u00e7ais dans les ann\u00e9es 60 du 20e si\u00e8cle.<\/p>\n<p>Les scientifiques ont constat\u00e9 que le champ magn\u00e9tique de la plan\u00e8te s&rsquo;est alors bri\u00e8vement affaibli pour atteindre 5 % de sa force normale.<!--nextpage--><\/p>\n<p>Cela a permis au rayonnement cosmique de p\u00e9n\u00e9trer dans l&rsquo;atmosph\u00e8re. Pour \u00e9tablir le phonogramme, les chercheurs ont utilis\u00e9 des \u00ab enregistrements sur le terrain des sons de tout ce qui se trouvait alors \u00e0 la surface de la Terre \u00bb, la base \u00e9tant un craquement de bois. Le r\u00e9sultat est pour le moins inqui\u00e9tant.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des scientifiques allemands et danois ont recr\u00e9\u00e9 les sons \u00e9mis par la plan\u00e8te Terre lorsque son champ magn\u00e9tique se modifie de fa\u00e7on catastrophique. Un tel cataclysme s&rsquo;est d\u00e9j\u00e0 produit il&hellip;<\/p>\n","protected":false},"author":2,"featured_media":68,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-110","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science"],"_links":{"self":[{"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/posts\/110"}],"collection":[{"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/crossslate.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=110"}],"version-history":[{"count":1,"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/posts\/110\/revisions"}],"predecessor-version":[{"id":111,"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/posts\/110\/revisions\/111"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/crossslate.com\/index.php?rest_route=\/wp\/v2\/media\/68"}],"wp:attachment":[{"href":"https:\/\/crossslate.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/crossslate.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/crossslate.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}