A rapid increase in the demand for construction sand is driving shortages and inequality around the world. Researchers from the Institute of Environmental Sciences at Leiden University have mapped the growing need for sand, as well as the bottlenecks and possible solutions. They have published their…

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…

The international travelling exhibition Caribbean Ties will open at Museon in The Hague on Saturday 25 May. It tells the untold story of the indigenous peoples of the Caribbean and their lives before, during and after European colonisation. Caribbean Ties will be on show simultaneously in 11 countries…

Plant biologist Pingtao Ding, assistant professor at the Institute of Biology Leiden (IBL), has received a 2.4 million European grant from the European Research Council (ERC). This ERC Starting Grant for promising young researchers allows him to unravel the molecular mechanisms by which plants resist…

How can business strategies help us solve social problems? This was researched by students of the Master Honours Class 'Social Innovation in Action' over the past twenty weeks. During the final seminar of the class they presented their creative enterprises to tackle child poverty in Leiden. ‘It’s not…

Bacteria and fungi on organic dairy farms are significantly different from those on conventional farms. That was discovered by postdoc researcher Sofia Gomes and her supervisors Nadia Soudzilovskaia and Peter van Bodegom in collaboration with the Louis Bolk Institute and Naturalis Biodiversity Centre.…

Former dean and physicist Frans Saris writes in his new book ‘Darwin’s combination lock’ how our culture enabled us to dominate nature and about the corresponding responsibilities. Together with Joris Berkhout he will talk about his book during the This Week’s Discoveries on 27 February.

Leiden is European City of Science in 2022 and this will be celebrated under the name Leiden2022. During Leiden2022, various activities will be organised, such as lectures, workshops, excursions and exhibitions. On the occasion of Leiden2022, Postbus 71 will be opened: the place to go if you have any…

Out of sight of national parliaments, the European Union takes decisions that have a far-reaching effect on the lives of citizens. Professor of International Governance Kutsal Yesilkagit calls for more thorough research on how cross-border forms of governance work and how politicians direct their civil…

No less than four Leiden research teams have been awarded a grant by NWO. On 27 July NWO honoured 21 applications in the Open Competition ENW-XL. NWO awards the grants to consortia in the exact and natural sciences who are doing unconnected fundamental research that is 'driven by curiosity'.

Humans have influenced nature since as early as the Ice Age, and over the past century man’s impact has become even greater with our many new technologies and a growing world population. Leiden researchers study this impact and how we can keep it within reasonable limits so that nature can be preserved.…

The year 2023 saw the earthquake in Turkey and Syria, the Wagner Group rebellion and wildfires and floods as all the weather records were smashed. Our most-read stories were about the climate crisis and the elections: here’s the list.

Just like us, plants also produce growth hormones, and they also go through an ageing process. The study of the genes and mechanisms behind these processes is useful not only for crop breeding and agriculture, but also for medical research. That is the view held by Professor of Plant Developmental Genetics…

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!

Leiden University is in third place in the SustainaBul sustainability ranking. Students from eleven research universities and nine universities of applied sciences took part in the ranking.

The largest galaxies in the Universe feed off cosmic oceans, which helps them grow. This is the presumption of an international team of scientist with two Leiden astronomers, based on observations of the ‘Spiderweb’ galaxy. The researchers published their evidence in Science on 2 December 2016.

Historian Alanna O’Malley has been appointed to a brand-new Professorial Chair in United Nations Studies in Peace and Justice in The Hague. This extra attention for the UN comes at a significant moment in world history, she says.

For nine years he worked on the three-volume standard work Plant Galls of Europe. It yielded 2300 pages about 10,000 species of European galls, abnormal outgrowths in plants caused by parasites. Hans Roskam from the Institute of Biology Leiden: ‘The abundance of galls says something about the natural…

In the Gorlaeus Building, there will be a brand new faculty bar for students and staff. From hundreds of entries, a faculty jury chose the name for this bar. The new bar will be called 'The Fusie'. 'This name exudes togetherness and cosiness,' says FWN assessor Nalani Verwoord. 'And it has an additional…

New archaeological research into grave goods and skeletal material from the oldest grave field in the Netherlands shows that male-female roles 7,000 words ago were less traditional than was thought. The research was conducted by a multidisciplinary team of researchers led by Archol, the National Museum…

Mahmood Kooria shows in his dissertation that Islam often adapts to the regional context. PhD defense 14 December.

Art historian Elizabeth den Hartog has been studying medieval sculpture at Leiden University for 32 years. Like a detective, she searches buildings, books and archives in the hunt for the cultural meaning of unique sculptures.

During the course BBO II: Multi-Level Governance, students learn to make the link between theory and society by completing a challenging practical assignment.

For her bachelor’s thesis, Molecular Science and Technology student Madouc Bergers synthesized her own molecule that can inhibit the breakdown of sugars. Although most students do not even manage to make one building block, Madouc made three. Partly because of this, she has been nominated for the Science…

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

Fiffy the chimpanzee had rapidly developed cataracts in both eyes that made her as good as blind. Eye doctors at the Leiden University Medical Center (LUMC) have now managed to replace the lenses in both her eyes. As far as we know, Fiffy, who is thought to be between 30 and 40 years old, is the first…

Tijdens de facultaire introductieweek werden nieuwe bachelor studenten van de studies Rechtsgeleerdheid en Criminologie wegwijs gemaakt in het leren en leven aan de universiteit. Op de informatiemarkt van dinsdag stond niet het studeren centraal, maar het studentenleven. Studieverenigingen vertelden…

Jo-Anne Verschoor wins the Unilever Research Prize 2020. The master's student in Biology developed a method to test whether bacteria are capable of degrading plastic. Verschoor: 'Using specific enzymes from these bacteria, we may be able to efficiently recycle plastic in the future.

Heart patients who maintain a healthy lifestyle can start earning discounts at shops or for trips out. The Tergooi Hospital is the first in the Netherlands to introduce this unique method that was co-developed by the research group headed by Professor of Health Psychology Andrea Evers and the Leiden…

The Hague Program on International Cyber Security focuses on the various modes of governance that states and other actors can bring into play to deal with and shape the strategic challenges in the digital environment. This years conference focused on international cyber security and the role of the…

Archaeologist Fulco Scherjon has used computer simulations to identify where and how Neanderthals lived in West Europe. What stood out was that they probably had lots of children and lived in smaller groups than was previously thought. PhD defence on 28 May.

A permanent job or start your own company? After her studies in English Language and Culture and History, Anna Visser (28) was faced with this exact choice and chose the latter. She started working as a freelance translator. How did this go and how did her studies benefit her?

One of them turned out to be two thousand years old. And older giant barrel sponges appear to have a faster rate of cell division, unlike us. They produce antibiotics and much, much more. Lina Bayona Maldonado studied how the differences in such factors as age or oceanic depth affect the production…

Large-scale forest fires started by prehistoric hunter-gatherers are probably the reason why Europe is not more densely forested. This is the finding of an international team, including climate researcher Professor Jed Kaplan of the University of Lausanne and archaeologist Professor Jan Kolen of Leiden…

Chemical substances and nanomaterials are processed on a massive scale in diverse products, while their risks have not been properly assessed. Time and again synthesised substances have been shown to pollute the environment more than lab tests predicted. This is the warning given by Professor of Ecotoxicology…

After the Second World War almost three million people emigrated from the Netherlands to countries such as Canada and Australia. The government information was anything but objective, Professor by Special Appointment of Dutch Studies/Dutch Literature Ton van Kalmthout concludes in his inaugural lect…

Even embryos can become embroiled in an evolutionary arms race with another species. Leiden biologists demonstrate this with larvae of the rosy bitterling that parasitize the gills of freshwater mussels. They published their research on February 19 in PNAS.

On September 1 2017, Marlou Grobben ends her term as assessor of the faculty board of the Faculty of Governance and Global Affairs. After a two- year period, having represented the student- interests within the faculty board, the position is transferred to Esmee Braam.

City dwellers in the Middle Ages were probably no worse off than people living in villages. Both groups had very different health risks, is Rachel Schats' conclusion from her research on bone material. PhD defence 3 November.

Three years after the very first cohort of the Leiden University Bachelor of International Studies graduated, approximately 40 alumni and staff got together for a day of recollecting pleasant memories and sharing new stories. The BAIS Alumni Board collected some ‘Lessons learned’ from their alumni.

After years of lobbying by environmental activists, a deposit scheme for small plastic bottles is to be introduced on 1 July 2021. One of the leaders in the fight is alumnus Merijn Tinga. The university will have collection points for plastic bottles and is also supporting the Plastic Spotter citizen…

To what extent can global issues be solved by multistakeholder collaboration, a relatively new type of organisation? Jan Aart Scholte, the coordinator of the Global Transformations and Governance Challenges (GTGC) interdisciplinary research programme, has received a Dutch Research Council (NWO) grant…

Do you have a question about the Europan Law LLM programme? Or would you like to know what it's like to study in Leiden as an international student? Our master's ambassadors are more than happy to answer all your questions. Feel free to send them an email!

Overview of the publications of the department of Industrial Ecology (1982-2015)

Following China and Italy, it appears that the United States is becoming the next epicentre of the coronacrisis. Can the US handle this crisis? Is president Trump dealing with the situation correctly? We asked Leiden America expert Sara Polak.

Lecture

Better pay and new agreements with streaming platforms: the actors’ strike that brought Hollywood to a standstill a few days ago is mainly about money. But there is something else that film actors are worried about: the increasing use of Artificial Intelligence. Is this fear justified?

This blogpost reports on one of these conversations, which Alessandro Pisano, political science student at the University of Turin, and I had with regards to the transforming neighbourhood of Mirafiori Sud.

Persian stories with beautiful miniatures, letters on papyrus from Egyptian traders and medicinal manuscripts translated from Greek and edited in Arabic. Studium Generale organizes a lecture series on the world-famous manuscripts from the Middle East collection of Leiden University Libraries (UBL).…