{"id":241399,"date":"2026-07-23T00:28:27","date_gmt":"2026-07-23T05:28:27","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/07\/quantum-internet-leaves-the-lab-with-first-real-world-entanglement-over-busy-telecom-fiber"},"modified":"2026-07-23T00:28:27","modified_gmt":"2026-07-23T05:28:27","slug":"quantum-internet-leaves-the-lab-with-first-real-world-entanglement-over-busy-telecom-fiber","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/07\/quantum-internet-leaves-the-lab-with-first-real-world-entanglement-over-busy-telecom-fiber","title":{"rendered":"Quantum internet leaves the lab with first real-world entanglement over busy telecom fiber"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/quantum-internet-leaves-the-lab-with-first-real-world-entanglement-over-busy-telecom-fiber2.jpg\"><\/a><\/p>\n<p>Quantum information is notoriously fragile. Internet traffic is anything but. Yet Northwestern University scientists have demonstrated they can peacefully coexist inside the same fiber-optic cable.<\/p>\n<p>In a new study, researchers successfully sent entangled photons through a 24.4-kilometer (15.2-mile) fiber-optic cable connecting Evanston and downtown Chicago while the same cable simultaneously carried high-capacity internet traffic. Even amid the torrent of conventional data, the quantum signals remained remarkably intact\u2014preserving entanglement with more than 94% fidelity.<\/p>\n<p>By allowing fragile quantum signals and powerful classical data streams to share the same optical fiber, the work demonstrates a practical path toward building future quantum networks without requiring entirely new communications infrastructure.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quantum information is notoriously fragile. Internet traffic is anything but. Yet Northwestern University scientists have demonstrated they can peacefully coexist inside the same fiber-optic cable. In a new study, researchers successfully sent entangled photons through a 24.4-kilometer (15.2-mile) fiber-optic cable connecting Evanston and downtown Chicago while the same cable simultaneously carried high-capacity internet traffic. Even [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[418,1617],"tags":[],"class_list":["post-241399","post","type-post","status-publish","format-standard","hentry","category-internet","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/241399","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=241399"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/241399\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=241399"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=241399"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=241399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}