https:\/\/arstechnica.com\/science\/2023\/06\/nanograv-picks-up-signal-of-cosmic-choir-of-supermassive-black-holes\/<\/a><\/br><\/br><\/p>\n","protected":false},"excerpt":{"rendered":"Source:https:\/\/arstechnica.com\/science\/2023\/06\/nanograv-picks-up-signal-of-cosmic-choir-of-supermassive-black-holes\/ NANOGrav hears \u201chum\u201d of gravitational wave background, louder than expected 2023-06-29 21:49:48 Enlarge \/ In this artist\u2019s interpretation, a pair of supermassive black holes (top left) emits gravitational waves that ripple through the fabric of space-time. Those gravitational waves compress and stretch the paths of radio waves emitted by pulsars (white). Aurore Simonnet for […]<\/p>\n","protected":false},"author":1,"featured_media":36085,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","om_disable_all_campaigns":false,"pagelayer_contact_templates":[],"_pagelayer_content":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[103,32,26,33,105,36],"tags":[],"class_list":["post-36084","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-food","category-health","category-science","category-space","category-space-craft","category-spacex"],"yoast_head":"\n
NANOGrav hears \u201chum\u201d of gravitational wave background, louder than expected - Science and Nerds<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/scienceandnerds.com\/2023\/06\/29\/nanograv-hears-hum-of-gravitational-wave-background-louder-than-expected\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NANOGrav hears \u201chum\u201d of gravitational wave background, louder than expected - Science and Nerds\" \/>\n<meta property=\"og:description\" content=\"Source:https:\/\/arstechnica.com\/science\/2023\/06\/nanograv-picks-up-signal-of-cosmic-choir-of-supermassive-black-holes\/ NANOGrav hears \u201chum\u201d of gravitational wave background, louder than expected 2023-06-29 21:49:48 Enlarge \/ In this artist\u2019s interpretation, a pair of supermassive black holes (top left) emits gravitational waves that ripple through the fabric of space-time. 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![Enlarge<\/a> \/<\/span> In this artist\u2019s interpretation, a pair of supermassive black holes (top left) emits gravitational waves that ripple through the fabric of space-time. Those gravitational waves compress and stretch the paths of radio waves emitted by pulsars (white). <\/div>\nAurore Simonnet for the NANOGrav Collaboration<\/p>\n<\/figcaption><\/figure>\n](\"https:\/\/cdn.arstechnica.net\/wp-content\/uploads\/2023\/06\/nanograv1CROP-ALT.jpg\"){kind=link}