Professor of Fungal Genetics and Biotechnology Arthur Ram explains how fungi can help us be more sustainable.

The European Research Council (ERC) has awarded a prestigious Starting Grant to Leiden archaeologist Dr Nathalie Brusgaard. With this €1.5 million grant, Brusgaard will investigate how the transition to farming in Western Europe affected the relationship between humans and wild animals. A theme that,…

The new open access book The Science of Citizen Science bundles insights into science that is conducted together with citizens, to promote this growing form of science.

Without scientific knowledge, we won’t be able to tackle the grand challenges of the 21st century: climate change, energy transition, social inequality and coronavirus, for example. Professor by Special Appointment of the Social Value of Science Laurens Hessels is therefore calling for more transdisciplinary…

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.

The Leiden municipality wants to make the city centre climate-proof and combat heat stress by greening it. But they want to do this in a way that does justice to the city’s heritage. Researcher Fenna IJtsma delves into historical greenery to offer inspiration.

From a new generation of antibiotics and more-effective vaccines to a map of dark matter and new light on Hindu traditions. Four researchers from Leiden University have received a prestigious €2.5m ERC Advanced Grant to develop their research.

Should we be growing rice and building materials instead of grass for cows? From invasive crayfish to cultural heritage and groundwater levels: ten graduating students explored the future of the Groene Hart, the rural region just outside the cities of Delft, Rotterdam and Leiden where they study.

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…

In May, the University concluded that a smaller programme of construction would be possible for the Humanities Campus. The new criteria were presented, which will have an impact on the surrounding area. During two meetings held in May and June, local residents, business owners and other stakeholders,…

A new graphene-based method could make for faster, cheaper and more accurate DNA sequencing, say a group of Leiden physicists and chemists.

Each year, CML gives out three Stans Awards. The Institute's staff could nominate students and colleagues for the prices of best student thesis, best PhD paper and best outreach from the past year. Jury members Jan Willem Erisman and Nicole de Voogd made the final decision.

Would you like to take concrete steps toward a sustainable university or do you have a broad interest in sustainability? Over 200 staff members have already joined the Leiden University Sustainability Network. And there is always room for more – even if you’re no expert on sustainability, says project…

Recently, our respected and talented former colleague Bente Hilde Bakker passed away after a long and brave fight with illness. She received her mathematical training at the Vrije Universiteit in Amsterdam and also obtained her PhD there under the supervision of Jan Bouwe van den Berg and Robert van…

From sponsored runs to festivals and from open days to concerts: Leiden University hosts lots of events each year. We are highlighting six of them for 2023.

Research master's student in history Jesse Dijkshoorn collaborated on a transcription system for medieval texts. ‘It’s nice to make the Middle Ages accessible to people.’

Leiden biologists have found a mutation in flour beetles that allows them to speed up their development. The study has been published in Nature Ecology and Evolution.

As the father of a family with four children, he already visited the Hortus regularly. Now Tom Schreuder also comes there for his work. Every day he travels from Lisse by bike. The new Director Operations calls it a ‘perfect match’.

Emily Gdula, Liselotta Jahnke, Jason Irwin and Josephine Hercules are the newly appointed student representatives on the Programme Committee (OLC). This committee provides advice to the Executive Board and the Faculty Board of CADS on various educational issues, including the development of Course and…

Pesticides can form a toxic cocktail when they occur in combination in surface water. This is the finding of research that Leiden University and the Dutch National Institute for Public Health and the Environment (RIVM) presented on Monday 14 October. The Dutch Ministry of Infrastructure and Water Management…

For thousands of years, beavers had a big influence on the Dutch ecosystem and the people that lived there. This is the conclusion of research by archaeologist Nathalie Brusgaard.

Melinda Susanto is appointed as PhD candidate at the Institute for History since April 2020. She introduces herself below.

A bacterium hiding from the immune system and picking up bits of DNA from its environment. The result: gaining new traits, such as better protection against antibiotics. Fortunately, we have not found such a damning scenario yet. However, PhD student Renée Kapteijn did find the first clues, which…

In December 2024, Dr. Jonathan Singerton (University of Amsterdam) was the featured guest speaker at the last lunch talk of the Fall 2025 semester. A full house assembled to hear Dr. Singerton take us on a journey across the Habsburg Empire and to spots far-flung from Vienna. Dr. Singerton told us a…

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…

With the appointment of Dennis Janssen as operational director at the end of last year, the management team at the Observatory is now complete. Janssen has been working at the university for over twenty years, but the faculty and the Observatory are new to him.

For ten months, PhD student Sanne Rotmeijer worked on the editorial boards of various news media on Curaçao and Sint Maarten. She also tracked how news goes around on the streets and circulates on social media. The aim? To find out how stories became 'the news'.

Lecture

Lecture

VVI Research Meetings 2022-2023

Panel

Lecture

Lecture, Studium Generale

Debate, Roundtable