{"id":623601,"date":"2026-01-18T22:04:51","date_gmt":"2026-01-18T21:04:51","guid":{"rendered":"https:\/\/cronologia-universale.it\/june-29-1942-3\/"},"modified":"2026-01-18T22:04:51","modified_gmt":"2026-01-18T21:04:51","slug":"december-22-1938","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/december-22-1938\/","title":{"rendered":"December 22, 1938"},"content":{"rendered":"<p>Otto Hahn and Fritz Strassmann published an article in Naturwissenschaften declaring the experiments conducted in Germany, which proved beyond doubt that uranium fission under neutron bombardment produced radioactive barium. In reality, the experiments had been conducted and designed by Lise Meitner, who agreed not to be named in the article, but published another article under her name, which explained the theoretical basis of the experiment. Hahn, not Meitner, would win the Nobel Prize in 1944, because the committee in Stockholm was largely pro-German. Meitner would have (more than) a posthumous revenge when a new element (109) was named after her.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Otto Hahn and Fritz Strassmann published an article in Naturwissenschaften declaring the experiments conducted in&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"class_list":["post-623601","post","type-post","status-publish","format-standard","hentry","category-fq-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>December 22, 1938 - Cronologia Universale<\/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:\/\/cronologia-universale.it\/en\/december-22-1938\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"December 22, 1938 - 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