On 11 December 2025, students and staff members from many fields of study had the opportunity to take part in a day-long workshop on the role of the senses in ancient religions.

Building a sustainable, international and interdisciplinary consortium for developing evidence-based communication strategies about Antimicrobial Resistance. That is the objective of a new project between researchers from Leiden University, VU Amsterdam and Stellenbosch University in South Africa, made…

As of 12 Januari 2026, the FSW faculty building is called Agora. This name was chosen by the FSW community. In ancient Greece, the agora was the heart of the city: a place for meeting, dialogue and the exchange of ideas. This is exactly how we see our faculty building: an open space where knowledge,…

De laatste puntjes en komma’s worden gezet op het hoofdlijnenakkoord van de beoogde coalitie. De betrokken partijen presenteren morgen hun plannen, waarna volgende week een afrondend debat volgt met de informateur. Staatsrechtgeleerde, Wim Voermans duidt de zaak in een uitzending van Sven op1.

A gold carpet welcomed students, staff and curious locals into Spui Campus on Monday 2 February. The V&D department store has been transformed into a unique open knowledge centre.

Klimaatverandering, geopolitieke spanningen en botsende belangen in het Arctisch gebied dwingen tot hernieuwde aandacht voor handhaving en rechtvaardigheid. Hilde Woker, gespecialiseerd in het recht van de zee, spreekt in een uitzending van Kennismakers Radio Sleutelstad over dit actuele onderwerp

Since the end of the nineteenth century Arabic book designers have influenced the social and cultural situation in the Middle East with their work. Huda Smitshuijzen Abi-Farès has written the first global overview of this neglected field of science. PhD defence 10 January.

Kidney failure is a serious issue because kidneys cannot regenerate themselves after injury. A possible solution consists of artificially growing healthy kidney tissue. To achieve that, scientists first need to understand kidney development during the earliest stages, in the fetus. Leiden researchers…

The brains of adolescents react more responsively to receiving rewards. This can lead to risky behaviour, but, according to Leiden University research, it also has a positive function: it makes learning easier. Publication in Nature Communications.

No fewer than 194 students received their bachelor's diplomas in International Studies on Friday 26 August.

Scientists need individual photons for quantum cryptography and quantum computers. Leiden physicists have now experimentally demonstrated a new production method. Publication in Physical Review Letters on July 23rd.

On 11 February 2019 the Women in International Law Network, established in 2017 as an informal network for midlevel to senior female officials, experts, advisers and academics working in international law in the Netherlands, organised a panel discussion and the book launch of ‘Frontex and Human Rights’,…

The Japanese Studies community at Leiden University is deeply saddened by the sudden loss of our colleague, Erik Herber. He was not only an esteemed scholar and teacher, but also, to many of us, a dear friend.

Since its foundation in 1947, the International Court of Justice (ICJ) has seen a huge rise in the number of cases brought to it. The tally currently stands at 22 cases. Last week alone, the ICJ issued three rulings in important cases. ‘It’s raining rulings, which is exceptional, ’ Eric De Brabandere,…

They sprayed with corn starch and made detailed drawings of the genitalia of spiders. In different ways students studied spiders in the dense tropical rainforest of Borneo. With their work they solved a spider mystery and published about this in Biodiversity Data Journal in April.

They are often referred to as ‘The Oscars of the Natural Sciences’: the Breakthrough Prizes in Life Sciences, Fundamental Physics and Mathematics. This year, the prize for physics went to the Event Horizon Telescope team, which took the first-ever picture of a black hole. Four Leiden astronomers were…

On Monday 22 January 2024, the University of Florence hosted the conference 'Artificial Intelligence, between Ethics and Law'. Organised by the Department of Legal Sciences, the conference brought together leading experts to discuss the rapidly evolving landscape of artificial intelligence (AI) and…

Many students on the Master’s programme in International Relations and Diplomacy had their internship cancelled last year because of the pandemic. As an alternative, together with Professor of International Relations Madeleine Hosli, they wrote a book: The Future of Multilateralism.

The FGGA starter grants provide researchers with the opportunity to launch innovative projects that contribute to both scientific knowledge and societal impact. In this article, Allard de Graaf and Joy Lee share their experiences and ambitions for their research, made possible by this funding.

Loes Janssen would like to foster well-being of families by using an app and sending families short and fun activities each day to do together. For the Synergy Award ’21, PhD candidates were invited to submit their innovative idea on how to create societal impact. Watch the final on 4 February and vote…

From 11 to 21 June 2019 eleven students took part on the Honours summer course Dilemma’s in het migratierecht (Dilemmas in migration law).

Try to resolve the nitrogen problem, go on a regeneration journey or take part in psychological research: discover this and more at the new and improved 3 October University, ‘WetenschapsWarenMarkt’.

On April 19, Pax Initiative, a youth led NGO, held its first ever event at the Museon in the Hague. The event, “International Court of Justice Idealab: The Future of the ICJ” was a productive and inspiring discussion among students and young professionals on how the Court can reach the 16th Sustainable…

Professor of Political Science Ruud Koole was made an Officer of the Order of Oranje Nassau on the occasion of his valedictory lecture on 13 December. The Mayor of Leiden, Henry Lenferink, presented him with the decorations associated with this honour.

More than 100 teachers, educators and policymakers from 25 countries gathered in Leiden from 18 October for the Space Education International Workshop. Their goal is to inspire children using astronomy and space sciences.

Leiden physicists and chemists have managed to bring two graphene layers so close together that an electric current spontaneously jumps across. In the future this could enable scientists to study the edges of graphene and use them for sequencing DNA with a precision beyond existing technologies. Publication…

How do you manage a crisis? This is what Professor of Crisis Governance Sanneke Kuipers will address in her inaugural lecture.

For the first time, physicists have visualized the ‘melting’ of electrons inside a special class of insulators. It allows electrons to move freely and turns the insulator into a metal and possibly later into a superconductor. Publication in Nature Physics.

The dental remains of 25 enslaved Africans from the site of Newton's Plantation, on Barbados, were subjected to isotope analysis. Previous research had pointed out that the locally born individuals were subjected to high concentrations of lead poisoning. A new study, done by Dr Jason Laffoon among others…

The more complex the object, the harder it is to fold up. Space satellites often need many small motors to fold up an instrument, and people have difficulty simply folding up a roadmap. Physicists from Leiden and Amsterdam have now designed a structure that folds itself up in several steps. Publication…

Aukje Beers combined theory and practice, as well as chemistry, biology, and computer models. In this way, she discovered two protein inhibitors during her master’s project that could contribute to the development of a new cancer drug. For her research, Beers received the Unilever Research Prize on…

Educators in European science museums sometimes think rather differently about the definition of an 'authentic' object. They think carefully about how they present those objects to teach visitors something or make them curious. This was shown in research by the Science Communication & Society department.…

Vanaf september 2025 biedt de Faculteit Governance and Global Affairs de bacheloropleiding Cybersecurity & Cybercrime aan. Deze unieke Nederlandstalige opleiding leidt studenten op tot veelzijdige cyberexperts. ‘Er is veel vraag naar specialisten op het gebied van cybersecurity en cybercrime’.

Neanderthals used careful techniques to hunt their prey at close range. This is the conclusion of an international team of archaeologists, including researchers, in the journal Nature Ecology and Evolution. Publication 25 June.

Water droplets float in a hot pan because of the so-called Leidenfrost effect. Now physicists have discovered a variation: the Elastic Leidenfrost effect. It explains why hydrogel balls jump around on a hot plate making high pitched sounds. Publication in Nature Physics on July 24.

Postdoc and linguist Evelyn Bosma receives the Keetje Hodshon Prize for her dissertation. For her research on the multilingualism of Frisian children, Bosma previously won the Klokhuis Science Prize and the Campus Fryslân Science Prize.

Four researchers from Leiden University’s Institute of Political Science have been awarded a grant to jointly investigate attitudes towards Venezuelan immigrants among youths in Ecuador. Combining their expertise and collaborating with the Universidad San Francisco de Quito, they will focus on school-going…

This regulation – also known as the AI Act – aims to ensure that AI systems sold and used in the EU are safe and consistent with existing fundamental rights legislation and Union values. AI harvests its factual material on the Internet, but in some cases it can be misleading. This is sufficient reason…

By Royal Decree, Mirjam Sombroek van Doorm was appointed as a member of the Health Council of the Netherlands as of 1 January 2024. She has joined the standing committee for Ethics and Law as well as the temporary Brain Injury through Sports Committee. The Health Council of the Netherlands is an independent…

Harvesting rice from the same field, without planting new rice plants? A discovery may bring this scenario closer. Leiden scientists have discovered a gene that allows annual plants to grow after flowering, instead of dying. Publication on 13 April in Nature Plants.

A day at the beach, games, a visit to an embassy and a pub crawl. The activities at HOPweek help new students get to know not just The Hague but each other too.

Leiden University Medical Center (LUMC), Leiden University and Philips are jointly receiving over 2 million euros from NWO to set up an artificial intelligence (AI) lab. The aim of this lab is to accelerate and improve MRI scans with AI. This is great for patients, and it helps make MRI more accessi…

Leiden University is working on sustainability and should give its efforts more publicity. This is the conclusion of Industrial Ecology master’s students who investigated the extent to which Leiden University is green and sustainable.

Bacteria whirl around in the mouths of most people, forming dental plaques and sometimes causing nasty gum infections. Treponema denticola might be a dangerous pathogen, but not much is known about this bacterium. It was up to Ariane Briegel and her research group to change that.

Together with the Stedelijk Museum Amsterdam and creative partner Big Orange, Laura Bertens, Sara Polak, Yra van Dijk, and Thony Visser will investigate possible uses of the voice in cultural memory.

It's 6:30 PM, and the Faculty of Social Sciences is quiet. Classes are over, students and staff have gone home. But at the Institute of Cultural Anthropology and Development Sociology, music is playing. Live music. A small group of students has gathered in Wim van Zanten's office, sitting on thin cushions…

An international team of astronomers has published a map of the sky showing over 25,000 supermassive black holes. The map, to be published in the journal Astronomy & Astrophysics, is the most detailed celestial map in the field of so-called low radio frequencies. The astronomers, including Leiden astronomers,…

Ethics in Caribbean Archaeology, a new open access volume edited by Felicia Fricke, Eduardo Herrera Malatesta, and Maaike de Waal, is already generating significant interest across the region and beyond.

Starting April 2026, Niels van Willigen will join the Institute of Political Science at Leiden University’s Faculty of Social and Behavioural Sciences as Professor by Special Appointment in Strategic Studies. This appointment was made possible by the Atlantische Commissie, which established this chair…

Leiden University College and the Erasmus Center of Law and Digitalization, with the support of the Sectorplan SSH-Breed on Digitalization and the Netherlands Network for Human Rights Research, are announcing a Call for Abstracts for a two-day workshop, Digital and AI Governance at a Time of Geopolitical…