{"id":227855,"date":"2025-12-26T05:24:21","date_gmt":"2025-12-26T11:24:21","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/12\/research-uncovers-the-telltale-tail-of-black-hole-collisions"},"modified":"2025-12-26T05:24:21","modified_gmt":"2025-12-26T11:24:21","slug":"research-uncovers-the-telltale-tail-of-black-hole-collisions","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/12\/research-uncovers-the-telltale-tail-of-black-hole-collisions","title":{"rendered":"Research uncovers the telltale tail of black hole collisions"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/research-uncovers-the-telltale-tail-of-black-hole-collisions.jpg\"><\/a><\/p>\n<p>When black holes collide, the impact radiates into space like the sound of a bell in the form of gravitational waves. But after the waves, there comes a second reverberation\u2014a murmur that physicists have theorized but never observed.<\/p>\n<p>An international collaboration has for the first time simulated in detail what these whispers\u2014called late-time <a href=\"https:\/\/phys.org\/news\/2025-11-black-hole-mergers-gravitational-tails.html?utm_source=embeddings&utm_medium=related&utm_campaign=internal\" rel=\"related\">gravitational wave tails <\/a>\u2014might \u201csound\u201d like.<\/p>\n<p>\u201cSo far, we\u2019ve only seen tails in simplified models, not in <a href=\"https:\/\/phys.org\/news\/2023-11-puzzles-gravitational-collapse.html?utm_source=embeddings&utm_medium=related&utm_campaign=internal\" rel=\"related\">full simulations<\/a> of numerical relativity,\u201d said Leo Stein, University of Mississippi associate professor of physics and astronomy and co-author of the study. \u201cThese are the first fully numerical simulations where we saw tails clearly.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>When black holes collide, the impact radiates into space like the sound of a bell in the form of gravitational waves. But after the waves, there comes a second reverberation\u2014a murmur that physicists have theorized but never observed. An international collaboration has for the first time simulated in detail what these whispers\u2014called late-time gravitational wave [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,219],"tags":[],"class_list":["post-227855","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/227855","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\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=227855"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/227855\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=227855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=227855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=227855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}