During her master's thesis, Nashanty Brunken (24) worked in a team with five other women. With this female team, they discovered the largest molecule so far identified in a disc. 'I have learned so much and because we are all women, it is incredibly empowering. It's very cool to see how far we've come…

Tic tac toe, but with quantum effects. That makes learning the principles of quantum technology a piece of cake. This is the aim of a new start-up founded by researcher Evert van Nieuwenburg: QuantumPlayed. ‘Quantum is all around us and everyone should be able to learn about it.’

On 22 November, Leiden scientist Jan Vonk received an ERC starting grant for his research on the building blocks of mathematics. This grant is not his first this year: in fact, this July Vonk also received a Vidi from NWO. Four questions to the scientist who got two grants this year.

The board of the Pastoor Schmeits Prize for Astronomy Foundation has awarded the Pastoor Schmeits Prize 2025 to two individuals: Yamila Miguel, affiliated to the Leiden Observatory, Leiden University and SRON, and to Else Starkenburg, affiliated to the Kapteyn Institute, University of Groningen. The…

Ever did something for the first time and got an award for it? Sabine Wenzel did. Her research about the surface of zinc oxide won her the Surface Science Young Investigator award.

A few law students were given the opportunity to conduct an eight-week internship at the Rechtbank Den Haag. They took part in hearings as clerks, in discussions about cases in the judges’ chambers, and contributed to the formation of decisions. They held a presentation about their experiences during…

In 2019, Federico Cappadona was one of the first students to enroll in the new master’s specialisation Applied Archaeology. He recently graduated and he is happy to share his experience.

What is the best way for us as a society to deal with all the different forms of diversity? Professor Marlou Schrover will use the EuroScience Open Forum (ESOF) to explore this question with colleagues and the public.

Care robots, medical treatments, deepfakes and self-driving cars all with the aid of artificial intelligence (AI). The BrAInpower exhibition at Rijksmuseum Boerhaave shows spectacular applications of AI and explains how it can make such huge leaps. Bas Haring, Professor of Public Understanding of Science,…

Ayo Adedokun, Assistant Professor at Leiden University College The Hague (LUC), was one of the four finalists for the National Teacher of the Year Prize for 2022. The National Prize is an annual event organized by the Dutch National Students Association (Interstedelijk Studenten Overleg, ISO), and the…

Sunshine, ice cream, coffee, and plenty of good vibes. Once again, students and staff made the most of the We are Science Week. Relive some of the highlights with our photo report!

It’s November, so from now on we will be using Shuttel to log our travel and homeworking days. Esther van Opstal (HR Director) and Karin van den Elzen (Finance Director) were closely involved in developing our new mobility policy and the updated travel allowance. They explain how they use Shuttel and…

Zoé is een tweedejaars bachelorstudent bij LUC, waar ze de richting culture, history & society volgt. Afgelopen zomer heeft ze stage gelopen bij de krant Le Parisien in Parijs.

After years of hard work, Urban Studies graduates were presented with their diplomas. How do they look back on their studies? And what can we expect from them in the future?

This academic year 49 promising international students will start their master’s degree here thanks to a Leiden University Excellence Scholarship (LExS). The students, all from outside the EU, were welcomed in a special ceremony on 5 September. Who are they?

Specially for an experiment conducted by Leiden University, public administration experts and water authority officials came together in a laboratory.

Public Administration student Iris did an internship at the Ministry of the Interior and Kingdom Relations. During her internship, she dealt with election accessibility.

Forty archaeology students are holding a shovel somewhat awkwardly in the fields at Oss. This is their first day of fieldwork and they are going to use muscles they didn’t even know they had.

Many traces of the city's slavery history can be found in Leiden but the public isn't always aware of them. The initiators of 'Mapping Slavery in Leiden' want to change this with guided tours and street markers. Representatives of the University and other Leiden institutions will be giving the first…

Even with state-of-the-art technology, it is almost impossible to see: a cosmic neutrino. Yet scientists have managed to image this particle with a deep-sea telescope. And that could help to better understand our universe. Leiden particle physicists collaborated on this ambitious project, published…

Leiden scientists and companies receive 1.37 million euros to develop technology for the Einstein Telescope. This underground telescope will measure gravitational waves and must therefore be extremely sensitive. To that end, the consortium conducts research on the damping of vibrations at temperatures…

Interest organisations are increasingly taking legal action and that’s a good thing for democracy, says PhD candidate Rowie Stolk. ‘It means that the most vulnerable social groups – including children and refugees, who tend to have a weaker political position – are protected.’

Lydie Cabane, Assistant Professor in Governance of Crises at the Institute for Security and Global Affairs, recently published the book The Government of Disasters. In this book Lydie explores how the South African state bureaucracy reacts to disasters.

From children’s birthday parties to international ambassadors, the Old Observatory attracts a wide range of visitors. Student coordinator Sanne van Beek connects visitors and students, ensuring everyone — from five to sixty-five — learns something about the stars.

Karwan Fatah-Black and Lauren Lauret are co-authors of Geketend voor Hollands Glorie (The Chains of Holland’s Glory) that studies the political and economic connections between South Holland and slavery. The findings of this research will be presented with Dr. Joris van den Tol (Radboud University)…

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

Are magnetic fields older than the first light? And how did they influence the development of our universe right after the Big Bang? Cosmologists from Leiden, Groningen, and Utrecht are now collaborating to investigate this.

How should we address our colonial heritage? And how digital and accessible are our collections? Outgoing State Secretary Fleur Gräper spoke with researchers and heritage specialists about this on 25 January.

In a speech on Keti Koti the Dutch king, Willem-Alexander, apologised on behalf of the royal family for the Netherlands’ historical role in slavery. What is the significance of this?

A ‘world class institute’ with a ‘vibrant atmosphere’, doing research on a continent that is ‘becoming increasingly important’. That is how Annetje Ottow, president of Leiden University’s Executive Board, described the African Studies Centre Leiden (ASCL) on its 75th anniversary celebration on 8 September…

Kenan van de Mieroop recently joined the Institute for History as Assistant Professor. Below, he introduces himself.

What hidden nature is there in our cities and how can we use such organisms? This is what the HiddenBiodiversity project will be exploring over the next four years. The project’s kick-off meeting was held at the Hortus botanicus on Monday 26 September.

At the end of the 7th century something curious occurs in Northwestern Europe. Suddenly, people start burying the dead next to their dwellings instead of in communal cemeteries. Professor Frans Theuws recently published a book on this phenomenon. ‘We wanted to know if the study of these farmyard burials…

It was not light, but its absence that caught Stephanie Noach's attention a few years ago. With her research on darkness in art, she aims to show how darkness can question and sometimes even undermine colonial imagery.

Joop Schaye, Professor of The formation of galaxies, has been elected as a member of the Royal Netherlands Academy of Arts and Sciences (KNAW). He will be officially inaugurated on 29 September.

From March 27 to 31 Byvanck Professor Carrie Vout gave the intensive masterclass Classical Art - Definitions, Politics, Limits. This special lecture series was open to students and PhD candidates in Archaeology and Classics. One of the attendees, Nicky Schreuder, on the class: 'It was a critical and…

The design for the METIS instrument for the Extremely Large Telescope (ELT) is final. The European Southern Observatory (ESO) has given the green light for production of all parts of the instrument. It is the first ELT instrument, designed and to be built under Dutch leadership, to formally pass the…

Four researchers from Leiden University have been awarded prestigious Vici grants the Dutch Research Council (NWO) has announced. The honoured applications are from researchers at the Faculty of Social and Behavioural Sciences, Leiden Observatory, the LUMC and the Faculty of Archaeology.

How do you combine the growth of wind energy with the protection of vulnerable seabirds? With her master’s thesis on this delicate balance, Sofie Hajer won the 2025 Unilever Research Prize. Her work provides new insights into how ecology and policy can strengthen each other.

Lecture, NGL-lezing

Lecture

It was more than twenty years ago that the plan for a Japanese-Dutch dictionary was born. Now it contains over 65,000 words, and completion is tentatively coming into view. Dictionary makers Oscar Veltink and Hetty Geerdink-Verkoren talk about their enthusiasm for this decades-long mammoth task.

Ten Leiden researchers will receive funding of up to 280,000 euros from the Dutch Research Council (NWO). They will use this grant to develop their research ideas in the coming three years.

The Dutch Research Council (NWO) has awarded Vidi grants to Leiden researchers.

Space for open dialogue on historical slavery was created at the Keti Koti Table at Museum De Lakenhal, organised by Leiden University and the Municipality of Leiden. There, just metres away from 17th-century paintings, Leideners shared a ritual meal and spoke about the effects of slavery and our colonial…

The Netherlands returned 478 artefacts to Indonesia and Sri Lanka this week, on the advice of a Dutch committee. Rightly so, says Leiden professor Pieter ter Keurs from the Museums, Collections and Society interdisciplinary research programme. ‘But do make it clear why you are returning something.’

Long into the 19th century, seascapes were considered an expression of patriotism. Artists who painted in a 17th century style were valued more. This tradition stifled innovation in the genre, Cécile Bosman has concluded. She will defend her PhD thesis on 13 October.