News
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European ban on cigarette filters more promising than national measureResearch 17 June 2026Plastic cigarette filters are a major source of litter and microplastics pollution. Legal experts from Leiden University, commissioned by a Dutch mini...
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Order in chaos: mathematician looks for patterns in unpredictable systemsmathematics 16 June 2026What do chemical reactions, epidemics and vegetation have in common? More than you might think, says mathematician Mark van den Bosch (Leiden Universi...
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How do you prepare for the threats of tomorrow?16 June 2026As geopolitical tensions rise and the international landscape becomes increasingly volatile, the Netherlands faces a growing range of threats, from cy...
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Leiden highlights strong life sciences position to European CommissionerLeiden Bio Science Park 15 June 2026European Commissioner Ekaterina Zaharieva (Startups, Research and Innovation) visited the Leiden Bio Science Park on 12 June to see how the Leiden lif...
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Plans to limit the right to protest go beyond recommendationsInterview 15 June 2026The Dutch government wants to tighten the law on the right to protest on certain points. Laura Hanrath, a PhD Candidate at the Department of Constitut...
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Kathleen Brown awarded Dutch-Flemish thesis prize15 June 2026The 2026 Els Witte Annual Prize in Political Science has been awarded to Kathleen Brown. As a PhD candidate at Leiden University’s Institute of Politi...
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Ancient DNA reveals lost genetic diversity in fallow deerEuropean prehistory 15 June 2026An international team of researchers, including emeritus professor Wil Roebroeks of Leiden University's Faculty of Archaeology, has uncovered evidence...
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Anthropology graduate launches collaborative culture magazinealumni 15 June 2026Cultural Anthropology students in Leiden are encouraged to think creatively and explore different ways of sharing knowledge, such as by producing zine...
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Restoring the reputation of the Javanese tradition of the Uttarakāṇḍa: ‘If you ignore one of the traditions, you ignore information about the tradition’PhD defence 15 June 2026For almost a millennium, it was rewritten time and again: the Old Javanese literary prose work Uttarakāṇḍa. The tradition soon split into two major br...
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In a maze of posters, Psychology students find their way to new insightsPsychology 15 June 2026Why does EMDR therapy actually work? And how do people experience a small dose of psychedelics? Curious Psychology bachelor's and master's students in...
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Why a good relationship between pupil and teacher is so importantSocial Sciences Connect 15 June 2026That a pupil can get along well with the teacher is enormously important. Both for the pupil and the teacher. How does that work? Education researcher...
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Huge reservoir of star-forming gas discovered in surprisingly mature galaxy in the early UniverseSterrenkunde 12 June 2026Astronomers have discovered an enormous supply of cold molecular gas in a galaxy shortly after the Big Bang. The finding offers a rare glimpse of the ...
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‘The surgeons of tomorrow will operate with light as an extra sense’Inaugural lecture 11 June 2026In his inaugural lecture, Alexander Vahrmeijer, Professor of Surgery specialising in Molecular-targeted Precision Surgery, explained how light, fluore...
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Archaeologist calls for Central America to be studied as a whole: ‘Borders have taken on a life of their own’Inaugural lecture 11 June 2026In his inaugural lecture, archaeologist Alex Geurds argues that Central America should no longer be divided into separate research areas. He believes ...
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ESA officially adopts ARRAKIHS mission: Europe leads the exploration of the low surface brightness universeCosmology 11 June 2026The European Space Agency (ESA) has officially adopted ARRAKIHS as a scientific mission, confirming the target launch date of 2030. Matthieu Schaller ...