On Wednesday September 26th, theoretical physicist Sean Carroll will give an Ehrenfest colloquium. It is part of a lecture series that has been running since 1912 and was founded by physicist Paul Ehrenfest.

On February 2nd the book Beelden zonder weerga appears, written by professor in science history Dirk van Delft and biochemist Ton van Helvoort. They describe the rich history of electron microscopy, which comes to a conclusion in the final chapter with the current state-of-the-art ESCHER microscope…

Computers are capable of making incredibly accurate predictions on the basis of machine learning. In other words, these computers can learn without intervention once they have been pre-programmed by humans. At LIACS, we explore and push the borders of what a revolutionary new generation of algorithms…

JUSTREMIT is an ERC-funded project that brings together political theory, ethnography, and security studies in an interdisciplinary study of remittances and global justice.

Pushing the boundaries of quantum theories – that’s exactly what the physicists at Leiden University excel at. Researchers in Leiden are launching eight new quantum research projects as part of the Quantum Limits consortium.

The ability to collect and interpret huge quantities of data has become indispensable to society and academia. Leiden University is a knowledge and expertise centre for data science that places the emphasis on interdisciplinary collaboration and innovation.

Astronomers want to understand the Universe, from the Big Bang to the present day, and what the future will hold. In Leiden they focus on two key questions: ‘How did stars and planets originate’ and ‘How were galaxies and black holes formed in the young Universe?’ A new generation of telescopes – just…

The British police discovered 39 bodies in the back of a lorry earlier this month. The refrigeration unit in which the bodies were found had entered the United Kingdom via Belgium.

In juli 2024 is het boek 'Evaluatie Wet homologatie onderhands akkoord' uitgebracht. Het boek bevat het rapport van het evaluatieonderzoek van de Wet homologatie onderhands akkoord (WHOA) uitgevoerd door een onderzoeksteam van de Rijksuniversiteit Groningen en de Universiteit Leiden in opdracht van…

The past decade, against the backdrop of a fragmented political landscape, has witnessed the greatest changes to the Netherlands since the aftermath of the Second World War. The labour market, the housing market, the energy market, the bank system, the pension system, the healthcare system, to name…

Bij Amsterdam University Press verschijnt 'Imams in Western Europe. Developments, Transformations and Institutional Challenges' onder redactie van Mohammed Hashas, Jan Jaap de Ruiter en Niels Valdemar Vinding, een publicatie waarin tal van zaken met betrekking tot imams in Europa behandeld worden. De…

If male budgerigars can successfully open a puzzle box with food, they become more attractive to females. Biologist Carel ten Cate and Chinese colleagues published experimental evidence for this in a paper in Science on 11 January. Various Dutch and international media wrote about the paper.

On June 10, Michelle Achterberg received the prize for best dissertation from the Dutch Neurofederation, the network of Dutch neuroscientists, for her thesis 'Like me, ore else...'. Achterberg obtained her doctorate cum laude from the Gravitation Program 'Samen Uniek' of the Leiden Consortium on Individual…

Plants not only sense when they are touched, but they can also adapt to it. For example, by strengthening or defending themselves. But how do plants do this? The Green TE (Green Tissue Engineering) consortium has been granted a Gravitation grant of almost 23 million euros to investigate exactly this…

As of April 2022, Mark de Rooij has been appointed SAILS Professor AI and Data Theory at the Institute of Psychology. This position will enable him to contribute to the goal of the interdisciplinary programme: to build on and expand the current expertise on AI within Leiden University, working from…

With a starting grant of the European Research Council (ERC) for promising young researchers, Eiko Fried aims to develop a personalised early warning system, that will reliably forecast depression before it occurs. Fried (Clinical Psychology) talks about this WARN-D, promising to radically transform…

Five projects with a lead applicant from Leiden will receive an Open Science Fund grant from the Dutch Research Council (NWO).

Fifteen knowledge institutions and the Ministry of Education, Culture and Science have signed the covenant for Open Science NL. Leiden University has also joined the covenant, via the Universities of the Netherlands. This marks the start of the Dutch Research Council’s and brings the transition to open…

Emergency services and governments were caught by surprise on Monday 24 June by the nationwide breakdown of the emergency phone number 112. The breakdown raises the following question: ‘Could this not have been prevented’?

Marius Staring, Associate Professor at the LUMC has been awarded the Chan Zuckerberg Initiative funding for further development of image processing software Elastix

On Monday 15 February 2016 the annual Speckmann Prizes were granted at the Institute of Cultural Anthropology and Development Sociology. BA-studenten Laura Bakker, Kimberly Drijver and Martijn Kooijman were awarded for the best Fieldwork NL project; Rosi Aryal was honoured for having written the best…

At the beginning of the year, the Dutch intelligence services, together with their American, German and Swiss colleagues, revealed that, for years, confidential communications of more than 100 countries had been intercepted. The project named 'Operation Rubicon' is a collaboration between Germany and…

For the first time, we’re seeing what Euclid sees. The telescope’s initial observations have provided a wealth of new information about our universe. But according to cosmologist Alessandra Silvestri, this is just the beginning. The research helps us gain a deeper understanding of the past, present,…

For medical research, researchers often recreate tissue in the lab. Organ-on-a-chip technology emulates organs, right down to the blood that flows through them, thus creating a realistic test model for drugs or research into disease processes. Researchers from the LUMC are coordinating an NWO Gravitation…

Astronomers have captured a new deep field of Pandora's Cluster (Abell 2744) with the James Webb Space Telescope. The images show never-before-seen details. The results are described in four scientific papers. Leiden astronomers Marijn Franx and Mariska Kriek collaborated on the study. 'This opens a…

For the second year in a row, the annual meeting of the European Astronomical Society will take place online, from 28 June to 2 July 2021. Also this year, the Leiden Observatory is hosting the online event. More than 2250 participants have registered for this conference, a record number.

Leiden professor Ineke Sluiter was appointed president of the Royal Netherlands Academy of Arts and Sciences (KNAW) on 1 June. She was presented with the gavel by her predecessor Wim van Saarloos.

Cosmologists have many possible models for the Universe, of which only one can be true. A new flowchart will eliminate some of them when two specific Universe features are accurately measured. Publication in Physical Review D on 7 November.

Discover the effects of clothing value and lifespan on buyer-user-producer relationships through collaborative research with Localising Global Garment Biographies.

An overview of awards and prizes granted to our staff and students in 2019, as well as special appointments and royal distinctions.

In the Leiden University Medical Centre (LUMC) we strive to improve health care and the health of people.

At the Leiden University Medical Centre (LUMC), you will be prepared for the world of tomorrow. We bring research and patient care together in a unique way in our education.

PhD defence

What happens in the brains of people with psychiatric illnesses? With a €23.23 million gravity grant, scientists from different fields will search for biological causes over the next decade. ‘By joining forces, we hope to improve diagnosis and treatment for patients with these diseases.’

When galaxies collide, do the black holes at their centre form a supersized black hole? This is what we think happens, but it's not as simple as that, according to Simon Portegies Zwart. Zwart, computer scientist and astronomer, has been awarded a VICI grant to research this phenomenon.

What is the influence of non-hereditary factors on our health, such as lifestyle, diet and exposure to harmful substances? The Exposome-Scan project, led by Leiden professor Thomas Hankemeier, has been awarded 3.2 million euros from the NWO Investment Grant Large programme to answer this question. With…

Voor deze use case zoeken wij een gebruiker die voor onderzoeksdoeleinden interesse heeft in de auteursrechtelijk beschermde collectie van de KB en ons kan helpen met het opstellen door wensen, noden en ervaringen te delen.

Waarom is empirisch-juridisch onderzoek van belang voor de rechtspraktijk en het wetenschappelijke onderzoek? Op die vraag kregen masterstudenten van de afstudeerrichtingen civiel recht, ondernemingsrecht en financieel recht antwoord tijdens het congres over empirisch-juridisch onderzoek en het privaatrecht…

Paul Brakefield, Professor of Evolutionary Biology at the Institute of Biology in Leiden (IBL) has been awarded an ERC Advanced Grant for his research. He will receive 2.5 million euro to develop his research programme over a period of five years.

The Institute for History announces vacancies for three PhD positions on Rethinking Disability: the Global Impact of the International Year of Disabled Persons (1981) in Historical Perspective and one PhD position to conduct research on the United Nations Transitional Authority in Cambodia (UNTAC).

An overview of the media appearances of scientists working with the Faculty of Governance and Global Affairs about terrorist attacks in Europe, their consequences, and more.

How do you progress from an immense gas cloud somewhere in the universe to a star with planets? Research by Astronomy PhD student Martijn van Gelder sheds more light on the earliest phases of this process. He will receive his doctorate on November 24th.

How would you convert Egyptian hieroglyphs into Latin script? And what is actually the correct translation of dishes on a Vietnamese menu? On Saturday 28 January, high school students from all over the Netherlands will come to Leiden to ponder a series of language-related puzzles. Their goal? To win…

Het onderzoeksproject heeft als doel ouders te helpen hun kleuters gezonde eetgewoonten aan te leren door het bevorderen van sensitieve voeding tijdens de fase wanneer peuters kieskeurig met eten worden.

The war in Ukraine is entering a new phase with the announcement of a partial Russian military mobilisation and the intention to annex four Ukrainian regions. Why is Putin making these decisions just now and what consequences will they have for the course of the war? We talk to professor and Russia…

PhD defence

PhD defence

Dutch politics is becoming increasingly polarised, and forming stable governments seems more difficult than ever. In the heat of the election race, a psychologist and a historian offer cool-headed advice.

Depression has traditionally been linked to increased inflammation. Innovative research by psychologist Eiko Fried refutes this popular assumption. He shows that specific depression symptoms such as sleeping problems explain this relationship. Publication in Psychological Medicine .