Pigeons, zebra finches and parakeets. Carel ten Cate studied bird sounds. But not just that. Together with linguists from Leiden, he investigated parallels between birdsong and language. On 9 June, his farewell symposium was held to mark the end of his broad career. Well, the end? Carel ten Cate has…

It is with deep sorrow that we share the news that our dear colleague Andrea Evers passed away on Monday, 4 August 2025. Since 2013, Andrea had been affiliated with the Faculty of Social and Behavioural Sciences at Leiden University as Professor of Health Psychology. She was an undeniable driving force…

During the opening of the academic year, true to tradition the LUC Teaching Prize will be awarded to the University's best lecturer. Get to know the nominees. This week: Florian Schneider.

This week we welcomed a high-level delegation from the Dutch Research Council (NWO) and the National Natural Science Foundation of China (NSFC) to Leiden’s Institute of Environmental Sciences (CML).

Nine talented Leiden researchers have been awarded a Vidi subsidy by the Netherlands Organisation for Scientific Research (NWO). Vidis are intended for researchers with several years of research experience who want to set up or expand their own line of research.

Floske Spieksma will give her inaugural lecture as Professor of Mathematics of Operations Research on 1 September. A discussion about mathematical models, Venezuela, trembling knees, being the only woman, casinos, intuition and above all loving your job.

During the summer, staff of the Faculty of Archaeology congregate in all parts of the world, initiating or joining fieldwork projects. Read some of their stories here!

Chinees-Nederlandse kinderen krijgen via hun moeders en kinderboeken mee dat witte mensen de norm zijn, zo ontdekte promovendus Yiran Yang.

Trinidad and Tobago, a twin-island nation, has over 300 identified archaeological sites that testify to its diverse history, covering pre-colonial, colonial, and post-colonial periods. Many of these sites were discovered by archaeologists in the 20th century and have not been regularly visited and assessed.…

What does it mean to be the ‘perfect student’? This is the focus of the Perspectify exhibition, which was opened on 16 November by President of the Executive Board Annetje Ottow.

Nano-plastics cause malformations. Meiru Wang, researcher at the Institute of Biology Leiden, looked at the extreme effects polystyrene nano-particles could have, using chicken embryos as a model. Her results were quite alarming. Especially as nano-particles are everywhere. In the air, floating through…

Katarzyna Cwiertka, Leiden Professor of Modern Japan Studies, was already the recipient of a VENI and a VIDI grant. Now she has also been granted a VICI, worth 1.5 million euro, for her research project Garbage Matters: A Comparative History of Waste in East Asia. ‘I want to do something that hasn’t…

Yesterday marked the start of the National Accessibility Week. How accessible is Leiden University for people with a disability? We asked Lucia Langerak, disabled herself and working at the Honours Academy, about her experiences: ‘Significant improvements are being made.’

On 13 September 2016 a symposium and drinks reception will be held to mark the departure of Professor Rikki Holtmaat. On 1 September she had been affiliated to the university for exactly 31 years. What does she remember most about this period and what are her plans for the future?

Leiden University is celebrating its 450th anniversary in 2025 with a feast for the eyes, ears and spirit. The anniversary year opens with an extra special Dies Natalis on 7 February. Highlights includes an alumni festival, three exhibitions and a canal concert.

An international team of researchers, involving members from the ERC Synergy project NEXUS 1492 based at the Leiden University, the Universities of Oklahoma, Copenhagen and York reveal challenges when studying ancient microbiomes in a recent issue of Scientific Reports.

On 22 May, astronaut André Kuipers opened the new Mediterranean garden in the Hortus. With this water-efficient garden, the Hortus aims to offer inspiration for future- and climate-proof garden planting. Prefect Paul Keßler and scientific director of the Leiden Observatory Ignas Snellen also signed…

A delegation from Leiden University, headed by the Rector Magnificus Professor Paul van der Heijden, is currently in Xiamen, in South-East China, to conclude two agreements on intensive research and teaching collaboration with academic institutions there, and to open the first MEARC representative office…

'We must set out an agenda, in partnership, to manufacture our own means. This will stimulate science, small businesses, jobs and society in Africa and beyond.' With these words Naledi Pandor opened the symposium 'Science Diplomacy and International Development', which was held in her honour on 27 Februari…

No matter how hard Chinese communists tried to control the economy, they could not stop the free market from flourishing. This was the message given by historian Frank Dikötter on 7 February during a lecture on the Cultural Revolution. He will be awarded an Honorary Doctorate on 8 February.

How do you depict the importance of the Humanities? In honour of the faculty's 444th anniversary, 25 Humanities students, alumni and employees sent in a variety of works of art inspired by the theme 'Humanities matter'. You can come to look at the works from 25 May to 28 August via an art route through…

Traces of the past remain hidden in rivers, lakes and seas. In his inaugural lecture Martijn Manders will explain why underwater archaeology is important to understanding our history.

The staff of the Leiden University Medical Center are doing all they can to help as many corona patients as possible. They are also making regular media appearances to discuss the disease. Below are a few examples.

In 2013, Sylvestre Bonnet received an ERC Starting Grant to kill cancer with molecules that can be activated by light. Two postdocs and three PhD students later, the end approaches of his so far successful project.

An international team of researchers, including Federico Calle-Vallejo of Leiden University’s Institute of Chemistry, have taken the atomic-scale design of catalysts to the next level. Their research contributes to the quest for a method to generate or store energy more efficiently. The report is published…

A time-lapse of the universe in more detail than ever before: that’s the aim of the NSF–DOE Vera C. Rubin Observatory in Chile, which will unveil its first images of the night sky on 23 June. Researchers at Leiden Observatory have played a major role in making it all possible.

Making justice accessible to all residents in Libya. This week, a new website is launched which should contribute to this. Leiden University and the University of Benghazi have been working together on several projects since 2012. Project leader Suliman Ibrahim explains why this project is unique.

This year’s EUSA biannual research conference, which took place in Miami in May 2017, saw a large delegation of the Europa Institute Leiden leaving its mark. In several panels, Prof. Luuk van Middelaar, Dr. Moritz Jesse (Associate Professor at the Europa Institute), Dr. Armin Cuyvers (Assistant Professor…

Lots of employees celebrated special successes in 2023. Here’s a list of all those scholarships, awards and honours.

Sarah Cramsey, Special Chair for Central European Studies and Assistant Professor of Judaism and Diaspora studies, recently received an ERC grant for historical research into early child care in Central and Eastern Europe. In this short interview, she will give some more information on her grant, her…

International researchers have, for the first time, pinpointed the moment when planets began to form around a star beyond the Sun. Using the ALMA telescope, in which the European Southern Observatory (ESO) is a partner, and the James Webb Space Telescope, they have observed the creation of the first…

Industrial sites are built for safety, but are they prepared for security breaches? As concerns grow over threats to national security, these sites are a target. The Securdomino project built a tool to prevent malicious attacks and rethinks how we define security.

Due to gaps in working conditions regulations, airline pilots and crew are suffering from fatigue and inadequate protection in general. Leiden PhD student Yuran Shi investigated how international law can help improve working conditions and safety in the aviation sector.

A valuable community of female researchers, providing solicited and unsolicited advice to the Board of the Faculty of Science. Those are the strengths of women’s network RISE. On 11 September the network presented its second biennial report.

A beautiful speech by vice-dean Bart de Smit, a mini-lecture on exoplanets and the presentation of three faculty awards. That's how we started the new year at the faculty. Together with colleagues and students, we raised our glasses to a new year full of great collaborations, science and education.

What’s at stake at the NATO summit in The Hague? Three academics from Leiden share their insights.

Between 6 and 9 June, you’ll be able to vote in the European elections. But what can you expect from these elections? What are the most important topics on the European agenda? And why should you even vote? Students from the European Law master’s specialisation explain.

They first entered the Academy Building fifty to sixty years ago. On 28 March, they were back for an afternoon: the members of the Dr Pfiffikus debating society of the German Studies programme. Former chair Hans van der Veen looks back on his student days.

What with coronavirus, the American elections and the Brexit botheration, we had almost forgotten that something miraculous happened in 2020: the repressed people of Belarus rallied against dictator Alexander Lukashenko, who has been in power for 26 years. Months later, what remains of the protest?…

From political confessions to life lessons from his own student time. On 14 March, Prime Minister Mark Rutte gave candid answers to questions from Leiden law students.

The Middle Ages are becoming increasingly more popular: just look at the popularity of such ‘medievalist’ TV series as Game of Thrones and Vikings, and let’s not forget popular re-enactments of medieval battles. Leiden University is home to many specialists of this fascinating period and this new blog…

Leiden University archaeologists receive multiple awards for research on interaction between the Greek and Roman world and ‘The East’

During the summer, staff of the Faculty of Archaeology travel to all parts of the world, initiating or joining fieldwork projects. Read some of their stories here!

Lou Boshart won the Excellence in Visual & Multimodal Ethnography Thesis Prize for his film ‘Layers of Confidence’. Lou produced a multimodal thesis about the way rat catchers in New Zealand enact conservation policies and reflect on the ethical challenges of eradicating invasive species. Xiaohui Liu…

For her research, PhD candidate Liselore Tissen put one famous painting after another through a 3D scanner. The resulting reproductions were indistinguishable from the originals. But what does this mean for our interpretation of art?

2020 will go down in the history books as an eventful year. The traces left by the coronavirus this year will remain, for students as well as staff at Leiden Law School. A review of the year in photos and videos.

How do you study complex disasters like a nuclear explosion or a natural disaster? Who can help unravel the legal knot that Brexit has become? The important societal themes of the present day call for interdisciplinary collaboration. Leiden scientists pitched their research at a symposium at Leiden…

Archaeological finds off the coast of Java, Indonesia provide insight into the world of Homo erectus, 140,000 years ago. Skull fragments and other fossil remains provide a unique picture of how and where these early humans lived, says Leiden archaeologist Harold Berghuis.

Three student athletes from Leiden University are representing the Netherlands at the FISU Summer World University Games, a kind of Olympic Games for students.

Damien van Puyvelde has received funding (over 47.000 euro) from a new Research Council pilot for his study 'Open-source research and the war in Ukraine: intelligence for the people by the people?' We asked the researcher five questions about this project and the opportunities this creates for him.