{"id":31427,"date":"2016-10-27T00:47:32","date_gmt":"2016-10-27T07:47:32","guid":{"rendered":"http:\/\/lifeboat.com\/blog\/2016\/10\/gravitational-waves-may-permanently-alter-spacetime"},"modified":"2017-06-04T09:20:24","modified_gmt":"2017-06-04T16:20:24","slug":"gravitational-waves-may-permanently-alter-spacetime","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2016\/10\/gravitational-waves-may-permanently-alter-spacetime","title":{"rendered":"Gravitational Waves May Permanently Alter Spacetime"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/gravitational-waves-may-permanently-alter-spacetime.jpg\"><\/a><\/p>\n<p>For decades, physicists searched in vain for evidence of gravitational waves, the stretches and squeezes in spacetime that were first predicted by Albert Einstein\u2019s theory of general relativity a century ago. Even Einstein himself was uncertain that they existed. But then, in February and June of this year, scientists detected two events that produced gravitational waves.<\/p>\n<p>Now that gravitational-wave detection is likely becoming a regular occurrence\u2014we\u2019ll probably find evidence of many more in the next few years\u2014physicists are again pondering an obscure detail about gravitational waves that was once also thought virtually impossible to observe\u2014gravitational-wave memory, which involves permanent changes in the distance between two objects.<\/p>\n<p>\u201cFor so many years, people were simply concentrating on making that first detection of gravitational waves,\u201d says Paul Lasky, and astrophysicist at Monash University in Australia. \u201cOnce that first detection happened, our minds have become focused on the vast potential of this new field.\u201d<\/p>\n<p><!-- Link: <a href=\"http:\/\/3tags.org\/article\/gravitational-waves-may-permanently-alter-spacetime\">http:\/\/3tags.org\/article\/gravitational-waves-may-permanently-alter-spacetime<\/a> --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>For decades, physicists searched in vain for evidence of gravitational waves, the stretches and squeezes in spacetime that were first predicted by Albert Einstein\u2019s theory of general relativity a century ago. Even Einstein himself was uncertain that they existed. But then, in February and June of this year, scientists detected two events that produced gravitational [\u2026]<\/p>\n","protected":false},"author":413,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[219],"tags":[],"class_list":["post-31427","post","type-post","status-publish","format-standard","hentry","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/31427","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\/413"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=31427"}],"version-history":[{"count":2,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/31427\/revisions"}],"predecessor-version":[{"id":59943,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/31427\/revisions\/59943"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=31427"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=31427"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=31427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}