ESA’s space telescope Gaia, which maps the Milky Way, completes its active phase of scanning the sky on 15 January. Over the past decade, Gaia has made more than three trillion observations of about two billion stars and other cosmic objects. ‘Gaia is already the discovery machine of the decade,’ Leiden…

Scientists have detected a neutrino with the highest energy ever measured. Leiden physicists Maarten de Jong and Dorothea Samtleben were involved in this project, which was widely covered in newspapers and online media last week.

How does astronomy benefit you? The new single-episode podcast Cosmic Perspectives explores the impact of Dutch astronomy on society: from building positive international relationships to the transfer of life-changing technology.

Caribbean literature holds a unique position in the world. Literature produced in the Caribbean region is extremely diverse, not only because of the wide variety of languages spoken, but also due to distinct colonial legacies that exist in the archipelago. Despite cultural specificities, the region…

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…

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.

A suitcase as a messenger of quantum science. That is the idea behind QuanTour, a project connecting researchers from 12 European universities. In December, the suitcase landed in Leiden. A month later, it is time to pass the baton to Copenhagen. But what happened to it in Leiden?

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…

When Daan van Esch, master’s student in Chinese Studies, travelled through China last summer, he noticed that he often did not understand what the inhabitants of the different villages and cities were talking about. There turned out to be huge differences within the language. He decided to map this…

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…

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.

Immediately connect with the needs of industry with your master’s degree. The new course Practical Aspects of Quality Management in Pharma and Biotech provides just that. The LACDR and LUMC set up the course together with the Biotech Training Facility, located at the Leiden Bio Science Park. The first…

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,…

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

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.

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!

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

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?

After twenty weeks of hard work, third-year students of International Studies wrapped up the ‘Practising International Studies’ (PRINS) consultancy course by pitching their major research findings and advice to organisational partners. We were invited to attend the presentations on behalf of the International…

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?

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…

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…

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.

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…

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)…

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.

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.

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

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.

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.’

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…

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…

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…

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.

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.

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.

Lecture, NGL-lezing

Career and apply for jobs, Study support, Study support

Career and apply for jobs, Study support, Study support

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.

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

It’s starting to become a real Dies Natalis tradition: on 8 February professors from Leiden University teach a class at primary schools in the region. This introduces children to academia and teaches them more about conducting research. ‘Had you expected me to be a woman?’