{"id":32901,"date":"2025-08-30T12:41:08","date_gmt":"2025-08-30T12:41:08","guid":{"rendered":"https:\/\/www.europesays.com\/ie\/32901\/"},"modified":"2025-08-30T12:41:08","modified_gmt":"2025-08-30T12:41:08","slug":"brain-boosting-smells-the-brightest-flash-ever-and-more-sciencealert","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ie\/32901\/","title":{"rendered":"Brain-Boosting Smells, The Brightest Flash Ever, And More! : ScienceAlert"},"content":{"rendered":"<p>This week in science: The US puts together new guidelines for blood pressure; sections of the seafloor found to be strangely upside down; the brightest radio flash ever detected; and much more!<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/08\/Wax-moldings-of-faces.jpg\" alt=\"Wax moldings of faces and body parts, in jars at a museum\" width=\"642\" height=\"420\" class=\"size-full wp-image-172343\"   loading=\"lazy\"\/>Wax moldings of faces and body parts, in jars at a museum. (Matthew Hatcher\/AFP)<\/p>\n<p>The M\u00fctter medical museum in the US will no longer accept donations of unidentified human remains, due to ethical concerns:<\/p>\n<p>&#8220;After two years of controversy over how to ethically exhibit human remains, the M\u00fctter Museum announced last week it has changed its policy to &#8216;contextualize&#8217; and de-anonymize its collection.&#8221;<\/p>\n<p>Read the <a href=\"https:\/\/www.sciencealert.com\/secret-bodies-no-longer-to-be-displayed-at-us-medical-museum\" rel=\"nofollow noopener\" target=\"_blank\">full story here<\/a>.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/08\/SmellingFlowers-642x260.jpg\" alt=\"Young woman smelling flowers\" width=\"642\" height=\"260\" class=\"wp-image-172161 size-medium\"   loading=\"lazy\"\/>(Ippei Naoi\/Moment\/Getty Images)<\/p>\n<p>Wearing a rose scent oil for a month increased brain volume of participants in a new study, compared to those not wearing a scent.<\/p>\n<p>&#8220;This study is the first to show that continuous scent inhalation changes brain structure,&#8221; write the researchers in their published paper.<\/p>\n<p>Read the <a href=\"https:\/\/www.sciencealert.com\/smelling-this-one-specific-scent-can-boost-the-brains-gray-matter\" rel=\"nofollow noopener\" target=\"_blank\">full story here<\/a>.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/08\/TakingReadings-642x260.jpg\" alt=\"Checking blood pressure\" width=\"642\" height=\"260\" class=\"wp-image-171849 size-medium\"   loading=\"lazy\"\/>(Peca King \/500px\/Getty Images)<\/p>\n<p>Medical institutions in the US have updated the guidelines for high blood pressure, with a focus on prevention and earlier intervention.<\/p>\n<p>The updated guidelines replace a previous revision conducted in 2017, and are a joint effort from the American Heart Association (AHA), the American College of Cardiology (ACC), and other respected institutions in the US.<\/p>\n<p>Read the <a href=\"https:\/\/www.sciencealert.com\/us-has-new-guidelines-for-high-blood-pressure-heres-what-that-means\" rel=\"nofollow noopener\" target=\"_blank\">full story here<\/a>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/08\/north-sea-642x260.jpg\" alt=\"Giant Chunks of The Seafloor Are Mysteriously Upside Down, Scientists Find\" width=\"642\" height=\"260\" class=\"wp-image-171532 size-medium\"  \/>(jonachan\/iStock\/Getty Images Plus)<\/p>\n<p>Giant chunks of the seafloor have been found &#8216;upside down&#8217; in the North Sea, with younger, denser layers sinking below older, lighter ones.<\/p>\n<p>These vast sand mounds pile atop structures known as sinkites, the result of a process called stratigraphic inversion, and never before have they been found in such large numbers.<\/p>\n<p>Read the <a href=\"https:\/\/www.sciencealert.com\/giant-chunks-of-the-seafloor-are-mysteriously-upside-down-scientists-find\" rel=\"nofollow noopener\" target=\"_blank\">full story here<\/a>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/08\/FRB-bright-642x260.jpg\" alt=\"illustration of an frb flash\" width=\"642\" height=\"260\" class=\"wp-image-172089 size-medium\"  \/>(Naeblys\/iStock\/Getty Images Plus)<\/p>\n<p>The CHIME radio telescope has detected the brightest radio flash of all time, coming from a galaxy 130 million light-years away.<\/p>\n<p>It has been named the RBFLOAT, or radio-brightest flash of all time (also known as the Root Beer FLOAT, because astronomers like to amuse themselves that way).<\/p>\n<p>Read the <a href=\"https:\/\/www.sciencealert.com\/flash-from-nearby-galaxy-brightest-of-its-kind-ever-seen\" rel=\"nofollow noopener\" target=\"_blank\">full story here<\/a>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/08\/InsomniaWomanCantSleep-642x260.jpg\" alt=\"Woman lying awake\" width=\"642\" height=\"260\" class=\"wp-image-171705 size-medium\"  \/>(Ekaterina Goncharova\/Moment\/Getty Images)<\/p>\n<p>The microbes in your gut have been linked to insomnia, with some types increasing the risk and others reducing it.<\/p>\n<p>What&#8217;s more, the relationship appears to go both ways: poor sleep can disrupt the gut&#8217;s microbial balance, creating a feedback loop that could make insomnia harder to shake. <\/p>\n<p>Read the <a href=\"https:\/\/www.sciencealert.com\/study-of-over-400000-people-links-gut-bacteria-with-insomnia-risk\" rel=\"nofollow noopener\" target=\"_blank\">full story here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"This week in science: The US puts together new guidelines for blood pressure; sections of the seafloor found&hellip;\n","protected":false},"author":2,"featured_media":32902,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[77],"tags":[18,19,17,808,133],"class_list":{"0":"post-32901","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-science","8":"tag-eire","9":"tag-ie","10":"tag-ireland","11":"tag-msft-content","12":"tag-science"},"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts\/32901","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/comments?post=32901"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts\/32901\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/media\/32902"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/media?parent=32901"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/categories?post=32901"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/tags?post=32901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}