{"id":27099,"date":"2025-08-06T12:00:43","date_gmt":"2025-08-06T10:00:43","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=27099"},"modified":"2025-07-24T09:15:17","modified_gmt":"2025-07-24T07:15:17","slug":"le-plus-grand-cratere-des-etats-unis-a-un-lien-surprenant-avec-le-grand-canyon","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/le-plus-grand-cratere-des-etats-unis-a-un-lien-surprenant-avec-le-grand-canyon\/","title":{"rendered":"Le plus grand crat\u00e8re des \u00c9tats-Unis a un lien surprenant avec le Grand Canyon"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Deux des sites les plus c\u00e9l\u00e8bres de l&rsquo;Arizona pourraient \u00eatre li\u00e9s par la violence cosmique : l&rsquo; ast\u00e9ro\u00efde qui a creus\u00e9 le crat\u00e8re Meteor pourrait \u00e9galement avoir provoqu\u00e9 la formation d&rsquo;un ancien lac dans le Grand Canyon.<\/p>\n<p>Ce lien surprenant entre les caract\u00e9ristiques g\u00e9ologiques de renomm\u00e9e mondiale de l&rsquo;Arizona remonte \u00e0 56 000 ans, lorsqu&rsquo;un ast\u00e9ro\u00efde de nickel-fer de 300 000 tonnes s&rsquo;est \u00e9cras\u00e9 sur le plateau du Colorado avec la force de plus de 150 bombes atomiques , cr\u00e9ant le plus grand crat\u00e8re de m\u00e9t\u00e9ore des \u00c9tats-Unis.<\/p>\n<figure id=\"attachment_27104\" aria-describedby=\"caption-attachment-27104\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27104\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/le-plus-grand-cratere-des-etats-unis-a-un-lien-surprenant-avec-le-grand-canyon\/cratere-arizona\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?fit=1280%2C853&amp;ssl=1\" data-orig-size=\"1280,853\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"cratere arizona\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Vue a\u00e9rienne de Meteor Crater.&lt;br \/&gt;\nLarryBloom \u2014 Travail personnel&lt;br \/&gt;\nAerial Photograph of the Barringer Meteor Crater in Arizona, USA.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?fit=800%2C533&amp;ssl=1\" class=\"size-full wp-image-27104\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?resize=1280%2C853&#038;ssl=1\" alt=\"\" width=\"1280\" height=\"853\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?resize=800%2C533&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/cratere-arizona.jpg?resize=768%2C512&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-27104\" class=\"wp-caption-text\">Vue a\u00e9rienne de Meteor Crater.<br \/>LarryBloom \u2014 Travail personnel<br \/>Aerial Photograph of the Barringer Meteor Crater in Arizona, USA. Wikipedia<\/figcaption><\/figure>\n<p>Le tremblement de terre r\u00e9sultant de l&rsquo;impact a peut-\u00eatre provoqu\u00e9 un glissement de terrain dans le Grand Canyon, endiguant le fleuve Colorado et cr\u00e9ant temporairement une \u00e9tendue d&rsquo;eau de 80 kilom\u00e8tres (50 miles) de long et de plus de 100 m\u00e8tres (environ 370 pieds) de profondeur dans ce qui est aujourd&rsquo;hui le canyon de Nankoweap.<\/p>\n<p>Le crat\u00e8re m\u00e9t\u00e9orique de Barringer (\u00e9galement connu sous le nom de crat\u00e8re m\u00e9t\u00e9orique de Barringer) est un crat\u00e8re relativement r\u00e9cent et exceptionnellement bien pr\u00e9serv\u00e9, situ\u00e9 juste \u00e0 l&rsquo;ouest de Winslow, en Arizona. L&rsquo;ast\u00e9ro\u00efde qui l&rsquo;a cr\u00e9\u00e9 ne mesurait peut-\u00eatre que 30 \u00e0 50 m\u00e8tres de diam\u00e8tre, mais l&rsquo;impact a creus\u00e9 175 millions de tonnes de calcaire et de gr\u00e8s, formant un crat\u00e8re de 1,2 kilom\u00e8tre de diam\u00e8tre et d&rsquo;environ 180 m\u00e8tres de profondeur. Aujourd&rsquo;hui, un tel impact an\u00e9antirait une ville de la taille de Kansas City .<\/p>\n<p>L\u2019 \u00e9tude r\u00e9cemment publi\u00e9e englobe plus de cinq d\u00e9cennies de recherche, une \u00e9quipe internationale de collaborateurs et une \u00e9volution des techniques de datation scientifique.<\/p>\n<p>Les preuves de l&rsquo;existence du pal\u00e9olac Nankoweap reposent sur le bois flott\u00e9 et les s\u00e9diments lacustres d\u00e9couverts dans la grotte de Stanton, situ\u00e9e \u00e0 pr\u00e8s de 45 m\u00e8tres au-dessus du fleuve Colorado. Le transport du bois flott\u00e9 jusqu&rsquo;\u00e0 la grotte \u00ab a n\u00e9cessit\u00e9 une crue dix fois sup\u00e9rieure \u00e0 toutes les crues survenues au cours des derniers mill\u00e9naires \u00bb, explique Karl Karlstrom, g\u00e9ologue \u00e0 l&rsquo;Universit\u00e9 du Nouveau-Mexique et co-auteur principal de l&rsquo;\u00e9tude.<\/p>\n<p>Le bois flott\u00e9 de la grotte de Stanton a \u00e9t\u00e9 initialement collect\u00e9 en 1970 et dat\u00e9 au radiocarbone dans les ann\u00e9es 1980, sugg\u00e9rant qu&rsquo;il aurait environ 44 000 ans \u2013 un chiffre qui \u00e9tait alors \u00e0 la limite des analyses au radiocarbone. D&rsquo;autres \u00e9chantillons de bois flott\u00e9 ont ensuite \u00e9t\u00e9 pr\u00e9lev\u00e9s dans une autre alc\u00f4ve sur\u00e9lev\u00e9e, situ\u00e9e \u00e0 33 m\u00e8tres au-dessus du fleuve Colorado et \u00e0 quelques kilom\u00e8tres en aval de la grotte de Stanton.<\/p>\n<p>Les deux \u00e9chantillons de bois flott\u00e9 ont \u00e9t\u00e9 dat\u00e9s ind\u00e9pendamment, \u00e0 l&rsquo;aide de techniques diff\u00e9rentes, dans des laboratoires diff\u00e9rents. Les chercheurs ont \u00e9galement analys\u00e9 les s\u00e9diments lacustres par datation par luminescence, qui mesure l&rsquo;\u00e9nergie lumineuse \u00e9mise par un mat\u00e9riau donn\u00e9.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<figure id=\"attachment_27100\" aria-describedby=\"caption-attachment-27100\" style=\"width: 642px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27100\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/le-plus-grand-cratere-des-etats-unis-a-un-lien-surprenant-avec-le-grand-canyon\/grotte-arizona-grand-canyon-meteorite\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grotte-arizona-grand-canyon-meteorite.jpg?fit=642%2C674&amp;ssl=1\" data-orig-size=\"642,674\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"grotte arizona grand canyon meteorite\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Mise en \u00e9vidence de l&amp;#8217;emplacement de la grotte de Stanton et du barrage de Nankoweap Paleolake aux bornes kilom\u00e9triques situ\u00e9es en aval de Lees Ferry, d&amp;rsquo;o\u00f9 partent les bateaux pour descendre le canyon. La figure D illustre l&amp;rsquo;impact d&amp;rsquo;une m\u00e9t\u00e9orite et l&amp;rsquo;onde de choc sismique qui en a r\u00e9sult\u00e9. La figure E illustre le survol d&amp;rsquo;un crat\u00e8re de m\u00e9t\u00e9orite. ( Basian et al., G\u00e9ologie , 2025 )&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grotte-arizona-grand-canyon-meteorite.jpg?fit=642%2C674&amp;ssl=1\" class=\"size-full wp-image-27100\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grotte-arizona-grand-canyon-meteorite.jpg?resize=642%2C674&#038;ssl=1\" alt=\"\" width=\"642\" height=\"674\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grotte-arizona-grand-canyon-meteorite.jpg?w=642&amp;ssl=1 642w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grotte-arizona-grand-canyon-meteorite.jpg?resize=286%2C300&amp;ssl=1 286w\" sizes=\"auto, (max-width: 642px) 100vw, 642px\" \/><figcaption id=\"caption-attachment-27100\" class=\"wp-caption-text\">Mise en \u00e9vidence de l&#8217;emplacement de la grotte de Stanton et du barrage de Nankoweap Paleolake aux bornes kilom\u00e9triques situ\u00e9es en aval de Lees Ferry, d&rsquo;o\u00f9 partent les bateaux pour descendre le canyon. La figure D illustre l&rsquo;impact d&rsquo;une m\u00e9t\u00e9orite et l&rsquo;onde de choc sismique qui en a r\u00e9sult\u00e9. La figure E illustre le survol d&rsquo;un crat\u00e8re de m\u00e9t\u00e9orite. ( Basian et al., G\u00e9ologie , 2025 )<\/figcaption><\/figure>\n<p>Cette m\u00e9thode de datation distincte, distincte de la datation au radiocarbone, a fourni des dates \u00ab statistiquement indiscernables \u00bb pour les \u00e9chantillons de bois flott\u00e9 et les s\u00e9diments, convergeant vers 55 600 ans.<\/p>\n<p>De plus, les chercheurs ont d\u00e9couvert des traces anciennes d&rsquo;un barrage naturel \u00e0 environ 35 kilom\u00e8tres en aval de la grotte de Stanton. Par endroits, ce mat\u00e9riau ancien est recouvert de galets de rivi\u00e8re arrondis, d\u00e9pos\u00e9s par le fleuve Colorado qui a d\u00e9bord\u00e9 du barrage pendant environ 1 000 ans.<\/p>\n<figure id=\"attachment_27105\" aria-describedby=\"caption-attachment-27105\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27105\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/le-plus-grand-cratere-des-etats-unis-a-un-lien-surprenant-avec-le-grand-canyon\/grand_canyon\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?fit=1280%2C956&amp;ssl=1\" data-orig-size=\"1280,956\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Grand_Canyon\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Grand Canyon vu du ciel.&lt;\/p&gt;\n&lt;p&gt;Nicolas Halftermeyer \u2014 Travail personnel&lt;br \/&gt;\nGrand Canyon, vue d&amp;rsquo;un hublot d&amp;rsquo;avion&lt;br \/&gt;\ndu Grand Canyon. Wikipedia&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?fit=800%2C598&amp;ssl=1\" class=\"size-full wp-image-27105\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=1280%2C956&#038;ssl=1\" alt=\"\" width=\"1280\" height=\"956\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=800%2C598&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=80%2C60&amp;ssl=1 80w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=768%2C574&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=174%2C131&amp;ssl=1 174w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/Grand_Canyon.jpg?resize=70%2C53&amp;ssl=1 70w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-27105\" class=\"wp-caption-text\">Grand Canyon vu du ciel.<br \/>Nicolas Halftermeyer \u2014 Travail personnel<br \/>Grand Canyon, vue d&rsquo;un hublot d&rsquo;avion<br \/>du Grand Canyon. Wikipedia<\/figcaption><\/figure>\n<p>Dans l\u2019ensemble, les dates co\u00efncidentes de l\u2019impact, du glissement de terrain, du bois flott\u00e9 et des s\u00e9diments du lac soutiennent l\u2019id\u00e9e que le pal\u00e9olaque de Nankoweap a \u00e9t\u00e9 form\u00e9 par un \u00e9v\u00e9nement sismique g\u00e9n\u00e9r\u00e9 par un ast\u00e9ro\u00efde voyageant \u00e0 une vitesse cosmique de plus de 11 kilom\u00e8tres par seconde, produisant un \u00e9v\u00e9nement de 10 \u00e0 15 m\u00e9gatonnes lors de l\u2019impact.<\/p>\n<p>Le tremblement de terre de magnitude 5,4 qui en a r\u00e9sult\u00e9 a parcouru les 160 kilom\u00e8tres jusqu&rsquo;au Grand Canyon en quelques secondes, o\u00f9 il a frapp\u00e9 avec une magnitude effective de 3,5 et a provoqu\u00e9 un glissement de terrain qui a endigu\u00e9 le fleuve Colorado et form\u00e9 le pal\u00e9olake de Nankoweap.<\/p>\n<p>Les chercheurs reconnaissent la possibilit\u00e9 que le pal\u00e9olaque de Nankoweap soit le r\u00e9sultat d\u2019un glissement de terrain naturel ou d\u2019un tremblement de terre sans rapport.<\/p>\n<p>\u00ab N\u00e9anmoins, l&rsquo;impact de m\u00e9t\u00e9orite, le glissement de terrain massif, les d\u00e9p\u00f4ts lacustres et le bois flott\u00e9 bien au-dessus du niveau de la rivi\u00e8re sont tous des \u00e9v\u00e9nements rares et inhabituels \u00bb dont les \u00e2ges convergent vers une tranche de temps \u00e9troite d&rsquo;environ 55 600 ans, conclut Karlstrom.<\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\" target=\"_blank\" rel=\"noopener\">Terra Projects<\/a><\/p>\n<p>Source : <a href=\"https:\/\/www.sciencealert.com\/americas-largest-crater-has-surprise-link-to-grand-canyon-study-finds\" target=\"_blank\" rel=\"noopener\">https:\/\/www.sciencealert.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"27099\">(123)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Deux des sites les plus c\u00e9l\u00e8bres de l&rsquo;Arizona pourraient \u00eatre li\u00e9s par la violence cosmique : l&rsquo; ast\u00e9ro\u00efde qui a&#8230;<\/p>\n","protected":false},"author":1,"featured_media":27102,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[31],"tags":[4140,3616,4696,967],"class_list":["post-27099","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","tag-arizona","tag-formation","tag-grand-canyon","tag-meteorite","wpcat-31-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/meteor-cratere.jpg?fit=1024%2C415&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-735","jetpack-related-posts":[{"id":27075,"url":"https:\/\/www.laterredufutur.com\/accueil\/limpact-dune-meteorite-geante-pourrait-avoir-declenche-un-glissement-de-terrain-massif-dans-le-grand-canyon-il-y-a-56-000-ans\/","url_meta":{"origin":27099,"position":0},"title":"L&rsquo;impact d&rsquo;une m\u00e9t\u00e9orite g\u00e9ante pourrait avoir d\u00e9clench\u00e9 un glissement de terrain massif dans le Grand Canyon il y a 56 000 ans","author":"Admin","date":"27 juillet 2025","format":false,"excerpt":"Des chercheurs ont d\u00e9couvert un lien entre deux \u00e9v\u00e9nements g\u00e9ologiques dans des lieux embl\u00e9matiques du sud-ouest des \u00c9tats-Unis, dont les scientifiques ne pensaient auparavant pas qu'ils avaient quelque chose \u00e0 voir l'un avec l'autre. L'impact d'une ancienne m\u00e9t\u00e9orite qui a form\u00e9 le crat\u00e8re Barringer en Arizona a envoy\u00e9 des ondes\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grand-canyon-meteorite-2.webp?fit=650%2C366&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grand-canyon-meteorite-2.webp?fit=650%2C366&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/grand-canyon-meteorite-2.webp?fit=650%2C366&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":20429,"url":"https:\/\/www.laterredufutur.com\/accueil\/on-a-retrouve-un-cratere-meteoritique-de-800000-ans\/","url_meta":{"origin":27099,"position":1},"title":"On a retrouv\u00e9 un crat\u00e8re m\u00e9t\u00e9oritique de 800000 ans","author":"Admin","date":"17 f\u00e9vrier 2020","format":false,"excerpt":"Il y a 800 000 ans, un m\u00e9t\u00e9ore percut\u00e9 la Terre. Les scientifiques viennent de trouver le crat\u00e8re. Les scientifiques savaient que l'impact s'\u00e9tait produit; ils ne savaient tout simplement pas o\u00f9. Il y a environ 790 000 ans, un m\u00e9t\u00e9ore a percut\u00e9 la Terre avec une telle force que\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/meteorite.jpg?fit=1000%2C742&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/meteorite.jpg?fit=1000%2C742&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/meteorite.jpg?fit=1000%2C742&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/meteorite.jpg?fit=1000%2C742&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27738,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-vestiges-dun-cratere-dimpact-le-plus-jeune-au-monde-reperes-dans-une-foret-chinoise\/","url_meta":{"origin":27099,"position":2},"title":"Des vestiges d&rsquo;un crat\u00e8re d&rsquo;impact \u00ab le plus jeune \u00bb au monde rep\u00e9r\u00e9s dans une for\u00eat chinoise","author":"Admin","date":"1 mars 2026","format":false,"excerpt":"Une photo satellite prise en 2021 montre le crat\u00e8re de Yilan r\u00e9cemment d\u00e9couvert en Chine, qui est tr\u00e8s probablement la plus jeune structure d'impact sur Terre. Cet anneau incomplet est \u00e9galement le plus grand de son genre et seulement le deuxi\u00e8me crat\u00e8re d'impact jamais d\u00e9couvert dans le pays. Cette impressionnante\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/02\/cratere-Yilan-chaine-de-montagnes-des-Petits-Khingan.webp?fit=650%2C366&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/02\/cratere-Yilan-chaine-de-montagnes-des-Petits-Khingan.webp?fit=650%2C366&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/02\/cratere-Yilan-chaine-de-montagnes-des-Petits-Khingan.webp?fit=650%2C366&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":682,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-nasa-a-repertorie-1000-asteroides-capables-de-nous-detruire\/","url_meta":{"origin":27099,"position":3},"title":"La NASA a r\u00e9pertori\u00e9 1000 ast\u00e9ro\u00efdes capables de nous d\u00e9truire","author":"Admin","date":"15 d\u00e9cembre 2011","format":false,"excerpt":"Lien fourni par Milou - La NASA vient enfin de terminer le projet SpaceGuard. Ce projet lui avait \u00e9t\u00e9 command\u00e9 en 1998 par le congr\u00e8s pour que l\u2019agence spatiale trouve 90% des ast\u00e9ro\u00efdes passant \u00e0 proximit\u00e9 de la Terre et capables de d\u00e9truire l\u2019humanit\u00e9. Elle a r\u00e9pertori\u00e9 93% de tous\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1261,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-jour-ou-la-terre-faillit-disparaitre\/","url_meta":{"origin":27099,"position":4},"title":"Le jour o\u00f9 la terre faillit disparaitre","author":"Admin","date":"19 f\u00e9vrier 2013","format":false,"excerpt":"Documentaire sur le jour o\u00f9 la Terre faillit dispara\u00eetre. Une d\u00e9couverte vient d'avoir lieu, Il y a pire que le m\u00e9t\u00e9orite de plus de 10 km qui est tomb\u00e9 il y a 65 millions d'ann\u00e9es et qui a cr\u00e9\u00e9 une extinction de masse il y a 65 millions d'ann\u00e9es. La\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"http:\/\/www.dailymotion.com\/thumbnail\/video\/xqti4j","width":350,"height":200},"classes":[]},{"id":15397,"url":"https:\/\/www.laterredufutur.com\/accueil\/asteroides\/","url_meta":{"origin":27099,"position":5},"title":"Risque grandissant d&rsquo;une collision avec un ast\u00e9ro\u00efde, selon des chercheurs !!","author":"Admin","date":"6 juin 2017","format":"chat","excerpt":"Des astronomes de l'Acad\u00e9mie tch\u00e8que des sciences ont \u00e9voqu\u00e9 mardi le risque plus \u00e9lev\u00e9 pour la Terre d'\u00eatre touch\u00e9e par un ast\u00e9ro\u00efde, recommandant vivement des recherches pour \u00e9viter \"un d\u00e9sastre local ou m\u00eame continental\". Les ast\u00e9ro\u00efdes en question proviennent d'une branche r\u00e9cemment d\u00e9couverte des Taurides, \u00e9toiles filantes d'un essaim m\u00e9t\u00e9orique\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/asteroide-2013-tx68.jpg?fit=1000%2C541&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/asteroide-2013-tx68.jpg?fit=1000%2C541&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/asteroide-2013-tx68.jpg?fit=1000%2C541&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/asteroide-2013-tx68.jpg?fit=1000%2C541&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/27099","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=27099"}],"version-history":[{"count":3,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/27099\/revisions"}],"predecessor-version":[{"id":27106,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/27099\/revisions\/27106"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/27102"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=27099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=27099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=27099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}