450 news items found
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Explosive expansion of invasive marsh frogs 22 October 2025Exotic marsh frogs from distant lands are colonising the south-east of the Netherlands. This has been demonstrated by biology students from our facult...
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Scientists discover building blocks of life in ice around a forming star in neighboring galaxy 21 October 2025Astronomers have found complex organic ice outside the Milky Way for the first time. The discovery shows that the building blocks of life could arise ...
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Early hunter-gatherers reshaped Europe’s ecosystems long before agriculture 17 October 2025In a new study published in PLOS One, Leiden archaeologist Anastasia Nikulina, together with an international team from France, Denmark, United Kingdo...
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‘If you understand the risks, AI is an incredible tool’ 16 October 2025Thomas Moerland studied medicine and mathematics in Leiden and has a lifelong fascination with the origins and workings of intelligence. He brought al...
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Temporary closure of the Huygens Building 15 October 2025Important notice: Due to a burst water pipe in the Huygens Building, the building will be closed on Monday 13 and Tuesday 14 October.
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Why biologist Rafael Martig became an artist: ‘Art opens people’s eyes’ 15 October 2025In his art, Rafael Martig shows how drastically human activity changes nature. Fieldwork during his studies reinforced this view. ‘On Ameland I found ...
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Jasper’s day - from Leiden to Brussels to Voorschoten 15 October 2025On Monday, 13 October, Jasper will travel to Brussels with a delegation from Key Region Leiden. Why is this collaboration important? And who will he b...
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Approachable and engaged: Véronique and Lars are here for staff and students 15 October 2025A new academic year also means a (partly) new Faculty Council. What are the priorities for this year? We spoke with Chair Véronique Roos and Vice-Chai...
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From market-driven thinking to ‘Build, build, build’: Leiden experts on the housing crisis 14 October 2025The housing crisis is affecting a substantial group of Dutch citizens and is one of the main election themes this year. How did things get this far an...
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Leiden ‘super antibiotic’ keeps dangerous gut bacterium under control with a low dose 13 October 2025The antibiotic EVG7, developed in Leiden, has proven capable of fighting the dangerous gut bacterium C. difficile with only a minimal dose. What’s mor...
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Astronomy for beginners: new minor opens up the universe to everyone 13 October 2025From telescopes to science fiction: in just one semester, students with no background in physics or astronomy get to explore the universe. The first g...
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Flooded polder helps fight mosquito-borne diseases 13 October 2025One and a half hectares of polder, a large volume of water, and a group of curious researchers from various universities and scientific backgrounds le...
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Join the Pre-PhD Programme and discover if doing PhD research is for you 13 October 2025The Pre-PhD Programme offers master’s students the chance to gain research experience. ‘The programme helps you discover if doing research is somethin...
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New model explains extreme jet streams on all giant planets 13 October 2025For the first time, an international team of scientists led by Leiden Observatory and SRON can explain the extreme jet streams observed around the equ...
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‘Don’t let algorithms determine what happens in class’ 10 October 2025From TikTok to ChatGPT: digital technology is permeating our whole existence. What does that mean for education and upbringing? It’s not about screen ...