{"id":95099,"date":"2019-08-22T02:22:55","date_gmt":"2019-08-22T09:22:55","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/08\/new-experiment-just-placed-a-major-constraint-on-the-mysterious-force-of-dark-energy"},"modified":"2019-08-22T02:22:55","modified_gmt":"2019-08-22T09:22:55","slug":"new-experiment-just-placed-a-major-constraint-on-the-mysterious-force-of-dark-energy","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/08\/new-experiment-just-placed-a-major-constraint-on-the-mysterious-force-of-dark-energy","title":{"rendered":"New Experiment Just Placed a Major Constraint on The Mysterious Force of Dark Energy"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/new-experiment-just-placed-a-major-constraint-on-the-mysterious-force-of-dark-energy2.jpg\"><\/a><\/p>\n<p>The Universe is expanding, and that expansion is speeding up over time. These two facts have been well established through observation, but we don\u2019t know what\u2019s causing that expansion. It seems to be some mysterious, unknown energy that acts like the opposite of gravity.<\/p>\n<p>We call this hypothetical energy \u201c<a href=\"https:\/\/astronomy.swin.edu.au\/cosmos\/D\/Dark+Energy\">dark energy<\/a>\u201d, and it\u2019s been calculated to constitute around 72 percent of all the stuff that makes up the Universe. We don\u2019t know what it actually is. But a new experiment has just allowed us to rule out one more thing that it isn\u2019t: a new force.<\/p>\n<p>\u201cThis experiment, connecting atomic physics and cosmology, has allowed us to rule out a wide class of models that have been proposed to explain the nature of <a href=\"https:\/\/www.sciencealert.com\/dark-energy\" target=\"_blank\" title=\"dark energy\">dark energy<\/a>, and will enable us to constrain many more dark energy models,\u2019\u2018<a href=\"https:\/\/www.imperial.ac.uk\/news\/192526\/lab-based-dark-energy-experiment-narrows-search\/\">said physicist Ed Copeland<\/a> of the University of Nottingham.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Universe is expanding, and that expansion is speeding up over time. These two facts have been well established through observation, but we don\u2019t know what\u2019s causing that expansion. It seems to be some mysterious, unknown energy that acts like the opposite of gravity. We call this hypothetical energy \u201cdark energy\u201d, and it\u2019s been calculated [\u2026]<\/p>\n","protected":false},"author":367,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,219],"tags":[],"class_list":["post-95099","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/95099","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/367"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=95099"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/95099\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=95099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=95099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=95099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}