News
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Three PhD defences in one day on religious coexistence in Ghana 05 June 2026Last Tuesday was a special day: three researchers defended their PhD dissertations in succession as part of the same project. Martin Luther Darko, Kau...
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Cosmic magnifying glass reveals exceptionally heavy dormant black hole in the early universe 05 June 2026Astronomers have measured the mass of a dormant, supermassive black hole in the early universe for the first time. Thanks to a combination of the Jame...
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Students and lecturers come up with 32 rules for fair assessment in the age of GenAI 04 June 2026Can assessment practices become more fair in the age of GenAI? A group of Leiden University students and teachers set out to work on this question dur...
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Martina Vijver reappointed as Scientific Director 04 June 2026Martina Vijver has been reappointed as Scientific Director of the Centre for Environmental Sciences Leiden. Vijver has been Director of CML since 2022...
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Students bring turbulent past of Valkenburg airfield to life 03 June 2026The former Valkenburg airfield is steeped in history: the Romans defended their empire here, German forces landed here in 1940 and even the Cold War l...
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King Willem-Alexander and Emperor Naruhito of Japan to visit Leiden University 02 June 2026Emperor Naruhito and King Willem-Alexander will visit Leiden University on Thursday 18 June. The Emperor and his wife, Empress Masako, will be in the ...
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Leiden Declaration: AI is challenging the core values of mathematics 02 June 2026In the ‘Leiden Declaration’, an international group of researchers warns that AI is putting fundamental values of the discipline under threat. The ris...
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The Hortus as a living lab: new technology reveals hidden relationships between species 01 June 2026Hortus botanicus Leiden is a treasure trove for research into interactions between species. Surprising discoveries are being made with new techniques ...
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Medieval insights for modern urban planning 01 June 2026In his PhD research, historical geographer Marcel IJsselstijn developed a new approach that improves our understanding of how medieval cities were pla...
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Grant for projects that help researchers harness data and technology 01 June 2026The Thematic Digital Competence Centres (TDCC) are network organisations that help researchers harness digital data and technology. They connect exper...
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Three projects selected for the Prof. Andrea Evers Fund for Health, Behaviour and Society 29 May 2026An independent review committee has unanimously selected three projects to receive a grant from the Prof. Andrea Evers Fund for Health, Behaviour and ...
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How bacteria survive with almost no oxygen 28 May 2026Researchers in Leiden have, for the first time, observed how a specialised enzyme helps bacteria stay alinve when oxygen levels are low, and how that ...
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Science campus transformed into a festival hub for three days during We are Science Week 28 May 2026This year’s We are Science Week was another great success! For the first time, the Campus Square was transformed into a true festival site. Take a loo...
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Grants for AI in healthcare, computing with light and climate-resilient cities 28 May 2026Researchers at the Faculty of Science work at the frontiers of knowledge every day, tackling today’s major societal challenges. Their work is recognis...
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Jetten at security conference: ‘The new generation should take the lead’ 27 May 2026From Dutch Prime Minister Rob Jetten to American ambassador Joseph Poplo, and from former defence minister Kajsa Ollongren to General Onno Eichelsheim...