News
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Does your smartwatch say you’re stressed? It may often be wrong 23 July 2025Consumer grade smartwatches may not be as accurate as promised when measuring tiredness or stress. That is the conclusion of researchers Björn Siepe a...
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Astronomers and surgeons join forces in the operating theatre 22 July 2025Astronomers and surgeons from Leiden are collaborating with industry to develop an optical instrument that delivers faster, more accurate imaging of t...
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Large double planets without a star don’t actually exist 21 July 2025Large pairs of planets thought to orbit each other without a star, do not exist after all. That conclude Leiden researchers, after extensive computer ...
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This platform is making machine learning more transparent and accessible 21 July 2025What began as a PhD project has grown into a website with 120,000 unique visitors each year. With the platform OpenML, researcher Jan van Rijn is cont...
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Hester Bijl stepping down as Rector Magnificus of Leiden University on 15 January 2026 to become Rector of TU Delft 17 July 2025Having served on the Executive Board for over nine years, the last five of which as Rector Magnificus, Hester Bijl will leave Leiden University at the...
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Veni grants for 18 Leiden researchers 17 July 2025Eighteen researchers from Leiden University have been awarded a Veni grant by the Dutch Research Council (NWO). This grant gives promising young resea...
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For the first time, astronomers witness the dawn of a new solar system 17 July 2025International researchers have, for the first time, pinpointed the moment when planets began to form around a star beyond the Sun. Using the ALMA tele...
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From Roman coin to physics experiments in a theme park: the varied world of head of the education office Marije Boonstra 16 July 2025‘No two days are ever the same – and that’s what makes it fun.’ But what does a head of the education office actually do? Marije Boonstra shares the m...
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Jasper's Day 16 July 2025Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, J...
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From Covid student to biotech entrepreneur: Violette Defourt is working on rapid STI diagnostics 16 July 2025Armed with a bachelor’s degree from Maastricht and a passion for infectious disease, Violette Defourt came to Leiden for her master’s just before Covi...
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This is how astronomers found out how three stars were ejected from star cluster R136 15 July 2025Astronomers led by Simon Portegies Zwart used simulations to reconstruct how three stars were ejected from the star cluster R136, 60,000 years ago. Th...
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University Council speaks with Executive Board about security, demonstrations and occupations 15 July 2025
On 14 July, the University Council discussed the draft version of the new ‘security framework’ with the Executive Board. This framework should make Le...
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Study and elite sports: three Leiden students competing in FISU Summer World University Games 14 July 2025Three student athletes from Leiden University are representing the Netherlands at the FISU Summer World University Games, a kind of Olympic Games for ...
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Suspend student exchanges with Hebrew University of Jerusalem and Tel Aviv University 14 July 2025Leiden University’s Committee on External Collaborations – Human Rights and Conflict Zones advises the Executive Board to suspend student exchange pro...
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European Proof of Concept grants for two Leiden researchers 14 July 2025Two Leiden researchers have been awarded ERC Proof of Concept grants. These grants, each worth EUR 150,000, will help the grantees in their efforts to...