{"id":234811,"date":"2026-04-08T14:04:36","date_gmt":"2026-04-08T19:04:36","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/04\/how-a-century-long-argument-over-lights-true-nature-came-to-an-end"},"modified":"2026-04-08T14:04:36","modified_gmt":"2026-04-08T19:04:36","slug":"how-a-century-long-argument-over-lights-true-nature-came-to-an-end","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/04\/how-a-century-long-argument-over-lights-true-nature-came-to-an-end","title":{"rendered":"How a century-long argument over light\u2019s true nature came to an end"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/how-a-century-long-argument-over-lights-true-nature-came-to-an-end.jpg\"><\/a><\/p>\n<p>Two of the forefathers of quantum theory, Albert Einstein and Niels Bohr, had a famous argument over whether light is a wave or a particle. Columnist <strong>Karmela Padavic-Callaghan<\/strong> finds that the matter has been settled once and for all.<\/p>\n<p>By <a href=\"https:\/\/www.newscientist.com\/author\/karmela-padavic-callaghan\/\">Karmela Padavic-Callaghan<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Two of the forefathers of quantum theory, Albert Einstein and Niels Bohr, had a famous argument over whether light is a wave or a particle. Columnist Karmela Padavic-Callaghan finds that the matter has been settled once and for all. By Karmela Padavic-Callaghan<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,1617],"tags":[],"class_list":["post-234811","post","type-post","status-publish","format-standard","hentry","category-particle-physics","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/234811","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\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=234811"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/234811\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=234811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=234811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=234811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}