{"id":90535,"date":"2019-05-09T17:03:07","date_gmt":"2019-05-10T00:03:07","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/05\/gravitational-waves-leave-a-detectable-mark-physicists-say"},"modified":"2019-05-09T17:03:07","modified_gmt":"2019-05-10T00:03:07","slug":"gravitational-waves-leave-a-detectable-mark-physicists-say","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/05\/gravitational-waves-leave-a-detectable-mark-physicists-say","title":{"rendered":"Gravitational waves leave a detectable mark, physicists say"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/gravitational-waves-leave-a-detectable-mark-physicists-say.jpg\"><\/a><\/p>\n<p>Gravitational waves, first detected in 2016, offer a new window on the universe, with the potential to tell us about everything from the time following the Big Bang to more recent events in galaxy centers.<\/p>\n<p>And while the billion-dollar Laser Interferometer Gravitational-Wave Observatory (LIGO) detector watches 24\/7 for gravitational waves to pass through the Earth, new research shows those waves leave behind plenty of \u201cmemories\u201d that could help detect them even after they\u2019ve passed.<\/p>\n<p>\u201cThat gravitational waves can leave permanent changes to a detector after the gravitational waves have passed is one of the rather unusual predictions of general relativity,\u201d said doctoral candidate Alexander Grant, lead author of \u201cPersistent Gravitational Wave Observables: General Framework,\u201d published April 26 in Physical Review D.<\/p>\n<p><a href=\"https:\/\/phys.org\/news\/2019-05-gravitational-physicists.html\" target=\"_blank\" rel=\"noopener noreferrer\"><\/p>\n<div style=\"clear:both;\">Read more<\/div>\n<p><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gravitational waves, first detected in 2016, offer a new window on the universe, with the potential to tell us about everything from the time following the Big Bang to more recent events in galaxy centers. And while the billion-dollar Laser Interferometer Gravitational-Wave Observatory (LIGO) detector watches 24\/7 for gravitational waves to pass through the Earth, [\u2026]<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,219],"tags":[],"class_list":["post-90535","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/90535","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\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=90535"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/90535\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=90535"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=90535"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=90535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}