{"id":9264,"date":"2019-07-29T18:26:44","date_gmt":"2019-07-29T21:26:44","guid":{"rendered":"https:\/\/blog.mindthegraph.com\/?p=9264"},"modified":"2022-10-18T08:30:15","modified_gmt":"2022-10-18T11:30:15","slug":"best-science-news-stem","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/fr\/meilleures-nouvelles-scientifiques-systeme\/","title":{"rendered":"Actualit\u00e9s scientifiques : Les d\u00e9couvertes les plus cool pour bien commencer la semaine"},"content":{"rendered":"<p style=\"text-align: justify;\">Bonjour \u00e0 tous ! \u00catre un scientifique signifie \u00eatre \u00e0 jour dans tout ce qui concerne la science. De plus, partager des nouvelles scientifiques int\u00e9ressantes est un bon moyen d'am\u00e9liorer la communication scientifique. Voici donc notre top des actualit\u00e9s scientifiques du mois. N'h\u00e9sitez pas \u00e0 partager les v\u00f4tres avec nous !<\/p>\n<h3><strong>01. Un vaisseau spatial exp\u00e9rimental a pris le large dans l'espace<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">La Planetary Society, un groupe de d\u00e9fense de l'espace, a d\u00e9velopp\u00e9 la LightSail 2, une voile solaire et a commenc\u00e9 \u00e0 exploiter la lumi\u00e8re du soleil pour se propulser dans l'espace. L'engin\u00a0<a href=\"https:\/\/www.newscientist.com\/article\/2206973-spacex-is-about-to-launch-a-sail-propelled-through-space-by-sunshine\/\">a \u00e9t\u00e9 lanc\u00e9<\/a>\u00a0le 25 juin \u00e0 bord d'une fus\u00e9e Falcon Heavy de SpaceX. Aujourd'hui, les petites bo\u00eetes qui contenaient ses voiles se sont ouvertes.<\/p>\n<p><center><iframe loading=\"lazy\" title=\"Animation de LightSail 2\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/-OmGvycgNCg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: justify;\">Le pr\u00e9d\u00e9cesseur du vaisseau spatial,\u00a0<a href=\"https:\/\/www.newscientist.com\/article\/dn27679-lightsail-spacecraft-successfully-deploys-solar-sail\/\">Voile l\u00e9g\u00e8re 1<\/a>Le vaisseau spatial, qui a d\u00e9ploy\u00e9 sa voile en 2015. Cependant, elle n'a pas effectu\u00e9 de man\u0153uvres contr\u00f4l\u00e9es avant de tomber dans l'atmosph\u00e8re terrestre et de se consumer. \u00c0 cause de cela, LightSail 2 a \u00e9t\u00e9 lanc\u00e9 sur une orbite plus \u00e9lev\u00e9e. Elle subira donc moins de frottements de la part de l'atmosph\u00e8re et volera autour de la plan\u00e8te jusqu'\u00e0 un an avant de tomber (les r\u00e9sultats n\u00e9gatifs ont une \u00e9norme importance en science, non ?).<\/p>\n<p style=\"text-align: justify;\">De plus, \u00e0 l'avenir, des voiles l\u00e9g\u00e8res comme celle-ci pourraient constituer un moyen viable de propulser de petits satellites dans le syst\u00e8me solaire et peut-\u00eatre m\u00eame au-del\u00e0, sans n\u00e9cessiter les \u00e9normes quantit\u00e9s de carburant dont ont besoin les engins spatiaux traditionnels.<\/p>\n<p><center><iframe loading=\"lazy\" title=\"Comment LightSail 2 pourrait changer les voyages dans l&#039;espace\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/QKM-LPEFCsU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<h3 style=\"text-align: justify;\"><\/h3>\n<h3 style=\"text-align: justify;\"><strong>02. Selon <a href=\"https:\/\/www.sciencemag.org\/news\/2019\/07\/simpler-hiv-treatment-and-prevention-strategies-take-center-stage\" target=\"_blank\" rel=\"noopener\">Science Magazine<\/a>, \"un nouvel implant pourrait changer la donne en mati\u00e8re de pr\u00e9vention du VIH\".<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">Le g\u00e9ant pharmaceutique Merck &amp; Co. a pr\u00e9sent\u00e9 un m\u00e9dicament potentiel : un implant \u00e0 lib\u00e9ration lente d'un m\u00e9dicament antir\u00e9troviral (ARV) exp\u00e9rimental con\u00e7u pour durer longtemps dans l'organisme. La combinaison promet de fournir un bouclier efficace contre le VIH pendant un an ou plus, soit beaucoup plus longtemps que n'importe quel ARV actuellement sur le march\u00e9. Il s'agit de l'une des nouvelles strat\u00e9gies ARV qui offrent des options potentiellement plus simples pour traiter ou pr\u00e9venir le VIH. Si elle est largement utilis\u00e9e, nous pourrions enfin changer le cours de l'\u00e9pid\u00e9mie de sida.<\/p>\n<p style=\"text-align: justify;\">Vous pouvez en savoir plus \u00e0 ce sujet sur <a href=\"https:\/\/www.sciencemag.org\/news\/2019\/07\/simpler-hiv-treatment-and-prevention-strategies-take-center-stage\" target=\"_blank\" rel=\"noopener\">site web scientifique.<\/a>\u00a0Mais d'abord, r\u00e9capitulons le chemin de l'infection par le VIH. Regardez ce r\u00e9sum\u00e9 graphique disponible sur mind the graph :<\/p>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/mindthegraph.com\/templates\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9280\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/07\/hiv2.png\" alt=\"hiv2\" width=\"1000\" height=\"750\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/hiv2.png 2159w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/hiv2-300x225.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/hiv2-768x576.png 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/hiv2-1024x768.png 1024w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<h3><\/h3>\n<h3 style=\"text-align: justify;\"><strong>03. La Terre nue : la fa\u00e7on la plus cool de visualiser les sciences g\u00e9ologiques<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">Le lidar (d\u00e9tection et t\u00e9l\u00e9m\u00e9trie par la lumi\u00e8re) est une technologie qui utilise des impulsions lumineuses pour collecter des informations tridimensionnelles. Les r\u00e9sultats sont des mod\u00e8les tridimensionnels \u00e9tonnants, puissants et extr\u00eamement d\u00e9taill\u00e9s de la surface de la Terre. Vous pouvez voir des mod\u00e8les de diff\u00e9rentes formations g\u00e9ologiques, de volcans, de tsunamis et de glaciers.<\/p>\n<p style=\"text-align: justify;\">Les donn\u00e9es Lidar sont souvent recueillies \u00e0 partir d'un avion \u00e0 l'aide d'un syst\u00e8me laser point\u00e9 vers le sol. Le syst\u00e8me mesure le temps que mettent les impulsions de lumi\u00e8re laser pour atteindre le sol et revenir. Des milliards de ces mesures (points) collect\u00e9es rapidement cr\u00e9ent les mod\u00e8les. Regardez l'infographie pour mieux comprendre :<\/p>\n<p><a href=\"https:\/\/www.arcgis.com\/apps\/Cascade\/index.html?appid=36b4887370d141fcbb35392f996c82d9\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9274 size-large\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/07\/geology-1024x306.jpg\" alt=\"g\u00e9ologie\" width=\"640\" height=\"191\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology-1024x306.jpg 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology-300x90.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology-768x230.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology.jpg 1377w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">Selon le fonctionnaire <a href=\"https:\/\/www.dnr.wa.gov\/\" target=\"_blank\" rel=\"noopener\">D\u00e9partement des ressources naturelles de l'\u00c9tat de Washington<\/a> Le lidar est \u00e9galement utilis\u00e9 pour la conservation des ressources naturelles, l'\u00e9valuation de l'approvisionnement en eau et de la qualit\u00e9 de l'eau, et la gestion des ressources mini\u00e8res. En outre, le lidar a de nombreuses applications en dehors du domaine de la g\u00e9ologie, notamment en foresterie, en am\u00e9nagement du territoire, en agriculture, en arch\u00e9ologie, en navigation et en m\u00e9t\u00e9orologie, pour n'en citer que quelques-unes.<\/p>\n<p style=\"text-align: justify;\">Donc, s\u00e9rieusement, jetez un coup d'oeil <a href=\"https:\/\/www.arcgis.com\/apps\/Cascade\/index.html?appid=36b4887370d141fcbb35392f996c82d9\" target=\"_blank\" rel=\"noopener\">\u00e0 \u00e7a.<\/a><\/p>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/www.arcgis.com\/apps\/Cascade\/index.html?appid=36b4887370d141fcbb35392f996c82d9\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9275 size-full\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/07\/geology1.jpg\" alt=\"g\u00e9ologie1\" width=\"1524\" height=\"670\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology1.jpg 1524w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology1-300x132.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology1-768x338.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology1-1024x450.jpg 1024w\" sizes=\"(max-width: 1524px) 100vw, 1524px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/www.arcgis.com\/apps\/Cascade\/index.html?appid=36b4887370d141fcbb35392f996c82d9\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9276 size-full\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/07\/geology2.jpg\" alt=\"g\u00e9ologie2\" width=\"1402\" height=\"676\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology2.jpg 1402w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology2-300x145.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology2-768x370.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/07\/geology2-1024x494.jpg 1024w\" sizes=\"(max-width: 1402px) 100vw, 1402px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Si vous avez aim\u00e9 ces nouvelles scientifiques, n'h\u00e9sitez pas \u00e0 partager vos recherches ! Que diriez-vous de cr\u00e9er un r\u00e9sum\u00e9 graphique accrocheur pour expliquer votre travail ? Comme vous le savez, nous sommes ici pour am\u00e9liorer ensemble la communication scientifique !<\/p>\n<p style=\"text-align: justify;\">\u00a0<a href=\"https:\/\/mindthegraph.com\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-6577\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2017\/01\/start_get-mind-the-graph-medical-illustrations.png\" alt=\"mind the graph illustrations scientifiques\" width=\"230\" height=\"74\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2017\/01\/start_get-mind-the-graph-medical-illustrations.png 310w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2017\/01\/start_get-mind-the-graph-medical-illustrations-300x97.png 300w\" sizes=\"(max-width: 230px) 100vw, 230px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><\/center><\/center><\/p>","protected":false},"excerpt":{"rendered":"<p>Bonjour \u00e0 tous ! \u00catre un scientifique signifie \u00eatre \u00e0 jour dans tout ce qui concerne la science. De plus, partager des nouvelles scientifiques int\u00e9ressantes est un bon moyen d'am\u00e9liorer la communication scientifique. Voici donc notre top des actualit\u00e9s scientifiques du mois. N'h\u00e9sitez pas \u00e0 partager les v\u00f4tres avec nous ! 01. Un vaisseau spatial exp\u00e9rimental a pris la mer en [...]<\/p>","protected":false},"author":11,"featured_media":9276,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"image","meta":[],"categories":[959,28],"tags":[96,299,554,256,250,330,218,964,775],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Science news: The coolest discoveries to start the week well - Mind the Graph Blog<\/title>\n<meta name=\"description\" content=\"Being a scientist means to be updated in everything about science. 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