During illness, the stiffness or viscosity of cells can change. Tom Evers demonstrated this by measuring such properties of human immune cells for the first time. ‘The stiffness of certain cells could be a way to make a diagnosis,’ Evers said. He defended his thesis on March 26th.

Astronomers have used data from the European Gaia Space Telescope to discover 55 high-speed stars launched from the young star cluster R136 in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. This increases tenfold the number of known “runaway stars” in this region. The team of astronomers,…

The nominees for the IRO Thesis Prize 2024 and the Prof. Dr. J.Th.J. van den Berg-prijs 2024. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

Alumni event, Lecture

Lecture

'With this artwork, I want to give the audience a glance into my overstimulated brain and that of other people with autism', says Jasmijn den Hoed. The Faculty of Social and Behavioural Sciences is exhibiting her artwork 'Overstimulated' in the restaurant near the blue wall during Autism Week 25 March…

Professor Ian Lilley, the Faculty of Archaeology’s Willem Willems Chair in Archaeological Heritage, was invited by Her Excellency Mrs. Marion Derckx, Ambassador of the Kingdom of the Netherlands in Australia, to present the 2022 commemoration speech for Netherlands Memorial Day on May 4th at the Netherlands-Australia…

Developing a better treatment for patients with head and neck cancer, that is what Binanox, The 2022 iGEM Leiden team, want to achieve. They hope to raise at least 10,000 euros for this cause. Support their crowdfunding campaign today.

Leiden University’s Annual Report 2021 has been published. In this report, which consists of a general section and a financial section (the financial statements), the University provides a record of its research, teaching, knowledge transfer, operational management and policies in that year.

In Sci-Fi comic book Resist NOW!, wondrous adventures will illustrate possibilities to combat antimicrobial resistance. But the comic book will only be produced if enough money is raised to make the project into reality.

Mariska Kret, Professor in Cognitive psychology has been awarded the European Research Council (ERC) Public Engagement with Research Awards 2022. Kret convinces the jury with 'RecognizeYourself - Bringing science to the zoo. Involving the public into the study of great apes emotions'.

For the first time, astronomers have observed in three dimensions that gas from spiral galaxies is blown upwards and downwards at high speed, far out of the galaxy. They thereby confirm the theory of galaxy evolution: that star-forming galaxies create intergalactic gas flows by discharging gas along…

Assistant Professor Vedran Dunjko and his team receive a €100,000 gift from Google to support them in their quantum research. The research focuses on whether quantum computers can provide new ways of understanding the mysteries of high-energy physics. Google is committed to supporting ambitious research…

The Vrouw Vennepolder near Oud Ade has been transformed into the Polderlab. Scientists and students from Leiden University, together with farmers and citizens, investigate how to manage peatland in a sustainable and profitable manner. A great opportunity for students to experience how scientific knowledge…

Organisation

The first full-colour images of the cosmos from ESA's space telescope Euclid were presented today. Never before has a telescope been able to take such crystal-clear astronomical images of such a large part of the sky and so far into the deep universe. The five images illustrate Euclid's full potential;…

Although there is considerable evidence that nature in the city is beneficial to both people and animals, we still do not have an overall picture of those benefits. To rectify that, a Leiden PhD candidate and a student – armed with a cargo bike – are using The Hague as a life-size laboratory.

Alumni event, Lecture

Lecture

How has progress been made on diversity and inclusion at Leiden University over the past decade? Attendees reflected on this at the D&I Symposium 2024: Untold Stories. And in the workshops, students and staff discussed the next steps toward a more inclusive community.

The university finds it important that students and staff are offered a safe environment. Read here about the safety measures in place and what you should do in case of emergencies or other incidents.

The university finds it important that students and staff are offered a safe environment. Read here about the safety measures in place and what you should do in case of emergencies or other incidents.

Symposium

Like many others, Ruurd Halbertsma has had a rollercoaster of a year. His museum, the National Museum of Antiquities (RMO), was closed for a long while because of the lockdown. Visitor numbers picked up again from September, but it the next few weeks will be tense now the hospitals are full again. Halbertsma:…

There are many tributaries to Rosalin Kuiper’s story and they all lead to the sea. The 28-year-old sailor was one of the five-person Team Malizia in the world’s most prestigious sailing competition: the Ocean Race.

Debate

Alumni event, Lecture

Conference

Generations of Leiden students and academics have done archaeological research into the early medieval history of Oegstgeest. This makes this old settlement one of the best-documented sites from that era. In a new book Leiden researchers take stock.

During the ‘Hour of Remembrance’ on 4 May, the University community remembers its students and staff who were killed in the Second World War. It also looks at freedom and oppression today. Three questions for Sara Polak, chair of the Hour of Remembrance committee.

As part of Leiden University’s aim to be a safe and healthy environment for all staff and students, several activities and lectures were organised in an action week around suicide prevention. Dedicated benches were also placed at several university buildings, including at the Faculty of Humanities.

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.

How wonderful would it be to use art, technology and science in Ukraine's recovery? Young Ukrainians currently residing in Poland get guidance to develop creative programmes and activities that can later be implemented. Leiden astronomers Pedro Russo and Kateryna Frantseva cooperate in the project.

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

Many students on the Master’s programme in International Relations and Diplomacy had their internship cancelled last year because of the pandemic. As an alternative, together with Professor of International Relations Madeleine Hosli, they wrote a book: The Future of Multilateralism.

Is polder rice a feasible circular alternative for cows on peatland? A pilot experiment started this week. On May 22nd, researchers from Leiden University and Wageningen University & Research (WUR) planted roughly 3,000 rice plants on the Polderlab near Leiden. The researchers want to test rice as a…

Conducting fieldwork against a backdrop of public policy interests and professional reputations in your own place of residence adds a whole new level to the experience. As a researcher in this context, you are essentially caught in a game of piggy in the middle between the subjects of policy, the objects…

When alumnus Jonathan Katzman started his master's programme in Russian and Eurasian Studies, he didn't foresee how useful those skills would be in the near future. Now, he manages a refugee centre for Ukrainians who have fled their war-torn country.

Call for Participation for the online workshop Interrogating Speculative Futures: A workshop on the politics of imagining a future with(out) chronic illness on 19 and 20 July 2021.

Cut marks on the bones of bears show that people in North-West Europe used bearskins to keep warm 300,000 years ago.

Another year's end draws near. And what a year it has been! On December 12th staff and students of the Faculty of Archaeology came together to celebrate and reminisce. Professor Joanita Vroom got us in a festive mood by telling tales of Byzantine banquets, while a chef served historical dishes to sa…

How does audio-visual material shape the identity of people when those people do not own their own land and are being oppressed? Bahar Simsek delved into the effect of film on the Kurdish identity. She will obtain her PhD on 4 May.

It is one of the most famous moments in Dutch TV history: the twenty-three hour long marathon broadcast of Open het Dorp. But what happened to the commune for people with disabilities after that? Monika Baár and Paul van Trigt received a NWO grant of 750,000 euros to map the development of Het Dorp.

Fish populations in lakes and rivers have declined in recent decades. This is probably due to light and noise pollution. The Horizon Europe grant enables ecologist Hans Slabbekoorn to investigate this and improve the situation for migrating fish. In order to do so, a seven-metre-long swimming tunnel…

This month marks the two-hundredth anniversary of the deciphering of Egyptian hieroglyphic writing. NINO, the Language Museum, Things that Talk and the National Museum of Antiquities are seizing the opportunity to organise the first Week of Ancient Writing.

Money, cultural anthropologist Coco Kanters concludes in her dissertation, is not an intangible or acultural phenomenon. It is a ‘product’ that arises from specific values and can be used for certain goals.

Looking for a different approach in the ongoing discussions on the ethereal matter of Romanisation, Ana Zora Maspoli joined Miguel John Versluys’ research group as a postdoc guest researcher. While she has been active in our Faculty since February 2022, you may not have met her yet due to the Covid-19…

Het schilderij van Rein Dool waarop voormalig bestuurders van de Universiteit Leiden zijn afgebeeld, is verhuisd naar de Receptieruimte van het Academiegebouw.

How do galaxies form? That is what astronomer Mariska Kriek will be researching in the coming years. She received an NWO Vici grant of 1.5 million euros to study galaxies in the early universe. ‘This research uses new and unprecedented observations from the James Webb Space Telescope (JWST). These allow…