{"id":241048,"date":"2026-07-17T00:28:16","date_gmt":"2026-07-17T05:28:16","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/07\/listening-to-ringing-black-holes-unlocks-future-gravitational-wave-astronomy"},"modified":"2026-07-17T00:28:16","modified_gmt":"2026-07-17T05:28:16","slug":"listening-to-ringing-black-holes-unlocks-future-gravitational-wave-astronomy","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/07\/listening-to-ringing-black-holes-unlocks-future-gravitational-wave-astronomy","title":{"rendered":"Listening to \u2018ringing\u2019 black holes unlocks future gravitational-wave astronomy"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/listening-to-ringing-black-holes-unlocks-future-gravitational-wave-astronomy.jpg\"><\/a><\/p>\n<p>Listening to the \u201cringing\u201d produced by black holes after they collide and merge could allow scientists to test Einstein\u2019s theory of general relativity under the most extreme conditions in the universe while unlocking the secrets of these mysterious objects.<\/p>\n<p>Leading a <a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-6382\/ae59e2\" target=\"_blank\">major international review<\/a> with the Institute of Physics, astrophysicists at the University of Birmingham, Johns Hopkins University and Instituto Superior T\u00e9cnico of Lisbon show how black hole \u201cspectroscopy\u201d is rapidly evolving from a theoretical concept into a powerful experimental science. The work is published in the journal Classical and Quantum Gravity.<\/p>\n<p>During the \u201cringdown\u201d phase following a collision and merger, a newly formed black hole emits characteristic gravitational-wave vibrations known as \u201cquasinormal modes.\u201d By measuring these frequencies, scientists can determine the black hole\u2019s mass and how fast it is spinning, as well as investigate whether Einstein\u2019s theory is correct.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Listening to the \u201cringing\u201d produced by black holes after they collide and merge could allow scientists to test Einstein\u2019s theory of general relativity under the most extreme conditions in the universe while unlocking the secrets of these mysterious objects. Leading a major international review with the Institute of Physics, astrophysicists at the University of Birmingham, [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,1617],"tags":[],"class_list":["post-241048","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/241048","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=241048"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/241048\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=241048"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=241048"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=241048"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}