{"publisher":{"name":"MediaBias News","url":"https://mediabias.news","methodology":"https://mediabias.news/methodology","editorialPrinciples":"https://mediabias.news/editorial-principles","corrections":"https://mediabias.news/corrections"},"scoreGuide":{"trust":"How well corroborated and evidenced the source reporting is. 0-100, higher is better.","critic":"Craft quality of the source journalism: context, balance, fact vs comment. 0-100, higher is better.","hype":"How far the source presentation runs ahead of substance. 0-100, LOWER IS BETTER.","scope":"Scores assess the original reporting this article was written from, not the truth of the underlying event and not the quality of this write-up."},"assessmentGuide":{"type":"coverage-and-source-reporting-analysis","factCheck":{"status":"not-performed","note":"Media Bias News compares coverage and scores the source reporting. It does not currently publish a ClaimReview verdict on whether the underlying event or claim is true."},"sourceFactuality":{"note":"Factuality values describe published ratings of the outlets that covered the story. They are not a factuality verdict on this story or its claims."}},"story":{"id":"https://mediabias.news/tech/scientists-develop-worlds-first-nuclear-clocks","slug":"scientists-develop-worlds-first-nuclear-clocks","url":"https://mediabias.news/tech/scientists-develop-worlds-first-nuclear-clocks","title":"Scientists Develop World's First Nuclear Clocks","subtitle":"These new devices track atomic nuclei and promise unprecedented accuracy for timekeeping and research.","excerpt":"Two independent teams have created the first functional nuclear clocks, which track changes within an atom's nucleus. These clocks, using thorium-229, are significantly more accurate than current atomic clocks and could lead to advances in navigation, mining, and physics research.","category":"Science & Tech","area":"China","publishedAt":"2026-10-08T10:25:13.475Z","sourceReportedAt":"2026-10-08T09:24:41.000Z","updatedAt":"2026-10-08T10:25:13.475Z","readTime":"3 min read","scores":{"trust":60,"critic":65,"hype":45,"notes":{"trust":"Central claims attributed to named bodies and published in Nature; two independent teams reported.","critic":"Reports explain what nuclear clocks are, how they work, and their potential applications.","hype":"Headlines promise a new era and the death of atomic clocks, but the body is more measured."}},"tags":["#NuclearClocks","#Timekeeping","#Physics","#Thorium229","#ScienceBreakthrough","#DarkMatter"],"entities":["Victor Flambaum","Thorsten Schumm","Shiqian Ding","Nature","Vienna University of Technology","Tsinghua University"],"body":[{"type":"key_takeaways","items":["Two independent scientific teams have developed the world's first functional nuclear clocks.","Unlike atomic clocks that track electron changes, nuclear clocks monitor shifts within an atom's nucleus.","These new clocks, utilising thorium-229, are so precise they would deviate by only one second over 30 million years.","Potential applications include enhanced navigation, mining surveys, earthquake prediction, and dark matter detection."]},{"type":"paragraph","text":"Two independent teams of scientists have created the world's first functional nuclear clocks. These devices measure time by tracking changes within an atom's nucleus, a departure from current atomic clocks which monitor electron behaviour. The research, published in the journal Nature, details clocks so accurate they would lose only a second over 30 million years."},{"type":"paragraph","text":"The nuclear clocks utilise thorium-229. Scientists have theorised about nuclear clocks for over two decades, but technological and theoretical limitations previously prevented their development. Recent breakthroughs in laser precision and material science have enabled the creation of these prototypes. Researchers anticipate rapid improvements to the technology."},{"type":"heading","text":"Accuracy and Applications"},{"type":"paragraph","text":"While the current accuracy of these nuclear clocks does not surpass the best existing atomic clocks, their developers are confident in future improvements. Potential applications for this enhanced precision include more accurate navigation systems, detailed mining surveys, and improved earthquake prediction by measuring gravitational fields. The clocks could also serve as a new tool for fundamental physics research, including the detection of dark matter."},{"type":"heading","text":"Coverage Comparison"},{"type":"heading","text":"Omissions in coverage"},{"type":"paragraph","text":"None of the left-rated digests mention the specific stability comparison between the Chinese and Viennese clocks that was highlighted in some centre and right-rated reports. None of the centre-rated digests mention the specific accuracy claim of one second over 30 million years, which was present in left and right-rated reports."}],"basedOn":[{"sourceName":"BIOENGINEER.ORG","url":"https://bioengineer.org/nuclear-clock-runs-steady-for-over-a-day-in-thorium-breakthrough","headline":"Nuclear Clock Runs Steady for Over a Day in Thorium Breakthrough","angle":"","publishedAt":"2026-10-08T11:33:31.764Z"},{"sourceName":"Mathrubhumi","url":"https://mathrubhumi.com/technology/news/worlds-first-nuclear-clocks-built-scientists-thorium-229-nz47sl0x","headline":"Scientists in Austria and China Develop World's First Nuclear Clock","angle":"","publishedAt":"2026-10-08T11:01:19.000Z"},{"sourceName":"ingenieur.de - Jobbörse und Nachrichtenportal für Ingenieure","url":"https://ingenieur.de/technik/fachbereiche/rekorde/eine-sekunde-abweichung-in-30-mio-jahren-wiener-forscher-bauen-neue-atomkernuhr","headline":"One Second Deviation in 30 Million Years: Viennese Researchers Build New Atomic Nuclear Clock","angle":"","publishedAt":"2026-10-08T11:00:00.000Z"},{"sourceName":"futurezone.at","url":"https://futurezone.at/science/atomkernuhr-atomuhr-tu-wien-china-thorium-229-stabilitaet-genauigkeit/403196668","headline":"China Wants to Have Already Beaten the Recently Presented Viennese Atomic Clock","angle":"","publishedAt":"2026-10-08T10:27:05.000Z"},{"sourceName":"Pakistan Live News","url":"https://pakistanlivenews.com/why-worlds-first-nuclear-clock-could-change-timekeeping","headline":"Why World’s First Nuclear Clock Could Change Timekeeping","angle":"","publishedAt":"2026-10-08T10:17:00.000Z"},{"sourceName":"Naftemporiki","url":"https://naftemporiki.gr/techscience/2172308/dimioyrgithikan-ta-prota-pyrinika-rologia-ston-kosmo-poy-anoigoyn-to-dromo-gia-mia-nea-epochi-sti-metrisi-toy-chronoy","headline":"The World's First Nuclear Clocks Have Been Created, Paving the Way for a New Era in Time Measurement.","angle":"","publishedAt":"2026-10-08T09:24:41.000Z"},{"sourceName":"IBTimes Australia","url":"https://ibtimes.com.au/first-operating-nuclear-clocks-austria-china-1876440","headline":"Scientists in Vienna and Beijing Build World's First Nuclear Clocks Using Thorium-229 in Timekeeping Leap","angle":"","publishedAt":"2026-10-08T08:59:49.000Z"},{"sourceName":"Libre","url":"https://libre.gr/2026/10/08/vienni-kai-pekino-ta-prota-pyrinika-ro","headline":"Nuclear Clocks: New Era of Timekeeping From Vienna and Beijing","angle":"","publishedAt":"2026-10-08T08:58:25.000Z"},{"sourceName":"www.ertnews.gr","url":"https://ertnews.gr/eidiseis/sti-vienni-kai-sto-pekino-ta-prota-pyrinika-rologia-arxizoun-na-xtypoun","headline":"In Vienna and Beijing, the First Nuclear Clocks Begin to “Ring”","angle":"","publishedAt":"2026-10-08T08:44:44.000Z"},{"sourceName":"India Today","url":"https://indiatoday.in/science/story/nuclear-clock-breakthrough-austria-china-build-worlds-first-operating-devices-3012281-2026-10-08","headline":"World's first nuclear clock is ready: What is it, and why does it matter?","angle":"","publishedAt":"2026-10-08T07:52:51.000Z"},{"sourceName":"TechJuice","url":"https://techjuice.pk/china-tsinghua-nuclear-clock-thorium-229-stability","headline":"China Builds Nuclear Clock Six Times Steadier Than Rival","angle":"","publishedAt":"2026-10-08T05:35:00.000Z"},{"sourceName":"Globo","url":"https://g1.globo.com/ciencia/noticia/2026/10/08/cientistas-em-viena-e-pequim-criam-primeiros-relogios-nucleares-do-mundo.ghtml","headline":"Scientists Create the World's First Nuclear Clocks","angle":"","publishedAt":"2026-10-08T05:24:52.484Z"},{"sourceName":"Moneycab","url":"https://moneycab.com/dossiers/tu-wien-misst-zeit-kuenftig-unvorstellbar-genau","headline":"TU Vienna Measures Time in the Future Unimaginably Accurate","angle":"","publishedAt":"2026-10-08T05:15:00.000Z"},{"sourceName":"TUOI TRE ONLINE","url":"https://tuoitre.vn/dong-ho-hat-nhan-dau-tien-tren-the-gioi-ra-doi-sau-gan-50-nam-100261008101604503.htm","headline":"The World's First Nuclear Clock Was Created After Nearly 50 Years.","angle":"","publishedAt":"2026-10-08T04:39:00.000Z"},{"sourceName":"ekonomim.com","url":"https://ekonomim.com/sektorler/teknoloji/bilim-insanlari-basardi-tamamen-yeni-bir-saat-turu-gelistirildi-haberi-923289","headline":"Scientists Have Done It: A Completely New Type of Watch Has Been Developed.","angle":"","publishedAt":"2026-10-08T04:38:00.000Z"},{"sourceName":"anlatilaninotesi.com.tr","url":"https://anlatilaninotesi.com.tr/20261008/bilim-insanlarindan-tarihi-bulus-yeni-bir-saat-turu-icat-edildi-1109377293.html","headline":"Scientists Make Historic Discovery: A New Type of Clock Invented.","angle":"","publishedAt":"2026-10-08T04:31:37.395Z"},{"sourceName":"wissenschaft.de","url":"https://wissenschaft.de/artikel/kern-statt-huelle-die-erste-atomkernuhr-tickt","headline":"Core Instead of Shell: The First Atomic Clock Ticks","angle":"","publishedAt":"2026-10-08T04:31:08.000Z"},{"sourceName":"Folha de S.Paulo","url":"https://redir.folha.com.br/redir/online/emcimadahora/rss091/*https://www1.folha.uol.com.br/ciencia/2026/10/cientistas-em-viena-e-pequim-criam-os-primeiros-relogios-nucleares-do-mundo.shtml","headline":"Scientists Create Functional Nuclear Clocks - 08/10/2026","angle":"","publishedAt":"2026-10-08T04:00:00.000Z"},{"sourceName":"Ecns","url":"http://ecns.cn/cns-wire/2026-10-08/detail-ihfkxmcz6610716.shtml","headline":"Chinese scientists develop working nuclear optical 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Beijing.","angle":"","publishedAt":"2026-10-08T01:01:02.322Z"},{"sourceName":"belta.by","url":"https://belta.by/tech/view/uchenye-sozdali-pervye-v-mire-avtonomnye-sverhtochnye-jadernye-chasy-na-baze-torija-229-804903-2026","headline":"Scientists Have Created the World ' S First Self-Contained Ultra-Precision Nuclear Clock at Toria-229","angle":"","publishedAt":"2026-10-07T22:24:03.783Z"},{"sourceName":"antena3.ro","url":"https://antena3.ro/externe/au-fost-prezentate-primele-ceasuri-nucleare-ultraprecise-de-ce-conteaza-pentru-gps-banci-si-retelele-electrice-806236.html","headline":"The First Ultra-Precise Nuclear Clocks Were Presented. Why Does It Matter to GPS, Banks and Electricity Networks?","angle":"","publishedAt":"2026-10-07T20:14:00.000Z"},{"sourceName":"Interesting Engineering","url":"https://interestingengineering.com/science/china-nuclear-clock-stability","headline":"China beats world's first nuclear clock with 6x stability edge","angle":"","publishedAt":"2026-10-07T19:50:46.000Z"},{"sourceName":"ARY News","url":"https://arynews.tv/scientists-in-vienna-and-beijing-create-worlds-first-nuclear-clocks","headline":"Scientists in Vienna and Beijing create world's first nuclear clocks","angle":"","publishedAt":"2026-10-07T19:28:52.000Z"},{"sourceName":"Popular Science","url":"https://popsci.com/technology/first-nuclear-clocks","headline":"The world’s first nuclear clocks are 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Blows","angle":"","publishedAt":"2026-10-07T16:27:37.666Z"},{"sourceName":"IFLScience","url":"https://iflscience.com/first-ever-thorium-based-nuclear-atomic-clock-is-a-new-tool-to-probe-fundamental-forces-and-even-hunt-for-dark-matter-84868","headline":"First-Ever Thorium-Based Nuclear Atomic Clock Is A New Tool To Probe Fundamental Forces – And Even Hunt For Dark Matter","angle":"","publishedAt":"2026-10-07T15:57:40.000Z"},{"sourceName":"vz.ru","url":"https://vz.ru/news/2026/10/7/1460083.html","headline":"European Physicists Have Developed the First Autonomous Nuclear Clock","angle":"","publishedAt":"2026-10-07T15:43:00.000Z"},{"sourceName":"Hola News","url":"https://holanews.com/nuevos-pasos-hacia-relojes-mas-precisos-aun-que-los-atomicos","headline":"New Steps Towards Clocks Even More Precise than Atomic Ones","angle":"","publishedAt":"2026-10-07T15:36:26.000Z"},{"sourceName":"The Straits 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