Leiden and South Africa have long standing historical ties in the field of mathematics. These ties have now been strengthened thanks to an Erasmus+ International Credit Mobility (ICM) grant. Four researchers from Pretoria are now visiting Leiden. ‘No matter how good we are at dealing with Teams and…

Playgrounds often fail to accommodate children with autism, according to researchers Carolien Rieffe and colleagues. They have published an essay offering practical advice on how to make all children feel safe and welcome for Autism Week (Dutch) and World Autism Autism Awareness/ Acceptance Day on 2…

More than 1.3 million people worldwide die of tuberculosis (TB) each year, making research on its prevention and control essential. Researchers from various disciplines in Leiden are studying TB. A symposium on 24 March will highlight different activities in the hope of boosting nationwide collabora…

What do you need to move your interdisciplinary collaboration forward? The Knowledge Orchard event will help. Assistant Professor Eduard Schmidt, who is giving a session on leadership, gives a sneak preview.

Early treatment benefits patients who have not fully developed rheumatoid arthritis but are in the preliminary stages of the disease. This is what researchers from the Leiden University Medical Centre (LUMC) have reported in The Lancet. Patients in the pre-arthritis stage who were temporarily prescribed…

bachelorstudent Serafine Beugelink ontwikkelt kaartspel over elementaire deeltjes en deeltjesfysica. Ze zet succescol haar eigen bedrijf op.

Leiden University’s Executive Board has appointed Erwin Muller as Vice Rector of Organisational Development. In this role, he will help further professionalise and improve the university’s organisation as per the Strategic Plan.

Astronomer Joseph Callingham and his team have observed for the first time a clear signal from a giant burst from a star outside our solar system. This would have a devastating impact on any unfortunate planet orbiting the star.

Ten years ago, a new reward system was introduced in Dutch prisons: the only way prisoners could earn extra ‘freedoms’ was through good behaviour. Jan Maarten Elbers concludes that this system does little to encourage behavioural change and can even be counterproductive.

Lichens enthusiast Sander van Zon was eager to use his knowledge for his internship. He wrote an excellent thesis on lichens’ biodiversity in the city, of which his first scientific publication will appear soon. With it, he is nominated for the Leiden Science Young Talent Award 2022.

A festive and honourable visit to our southern neighbours for professor Marc Koper. On Thursday 23 March, he received an honorary doctorate at the University of Antwerp. Koper gets the title in recognition of his expertise in the field of electrochemistry. ‘An important recognition for our research…

Het zichtbaar maken van ongeschreven verhalen van inheemse culturen en volken van de Cariben. Dat doet de tentoonstelling ‘Caribbean Ties’ in de Oude UB.

Three Leiden students are in the running for the annual ECHO Award. This prize is for students from non-Western backgrounds who are actively engaged in society and promote diversity and inclusion. The three Leiden nominees are Gnimdou Yaovi Assih, Husna Jalal and Sohana Jethnani.

More efficient use of phosphorus fertilisers would make it possible to meet food demand in 2050, without using more of the world’s land for agriculture. This is what environmental scientists José Mogollón and colleagues have discovered by working out various future scenarios for food production and…

The more data from cancer research we pool, the better we can search for new treatments. But how can we keep patient data safe when sharing it? Leiden researchers will tackle this challenge in a major European project.

She is the only student in the core group: Ava Bauer. In November, the assessor of the Faculty of Science was asked to help think about the new faculty strategy. An opportunity she seized with both hands, because having a student in the core group is essential, Bauer says. 'As an assessor, I have the…

Does gravity work the same when you look at the largest scales in our universe? That’s what Leiden physicist Alessandra Silvestri will study with a 2 million euro ERC Consolidator grant. ‘We assume that it does, but we don’t actually know.’

People can be easily mislead with graphs. But they don’t necessarily stay misled, the research shows.

The LUF International Study Fund (LISF) will make changes to its allocation process following an investigation into diversity in its grants policy. This investigation, which was carried out for the LISF by, among others, former committee member Mariska Kret and master’s student Marjolijn Wijnen, has…

Leiden researchers are launching an interdisciplinary network for assistant professors at Leiden University with the help of a Kiem grant. APNet Leiden is holding a launch meeting on Thursday February 19th. .

Martin van Hecke en Anne Meeussen publiceren in het tijdschrift Nature over mechanische metamaterialen. Ze hebben een nieuwe klasse multistabiele materialen ontdekt. Dit is gebaseerd op ribbeltjes plastic.

Grootschalige productie van batterijen voor elektrische auto’s zwakt de emissiereductie die door elektrisch rijden wordt behaald af.

After many years of preparations, CERN has approved a groundbreaking new experiment: the Search for Hidden Particles (SHiP). Physicist Alexey Boyarsky was involved from the start. ‘We know there is physics that’s missing and we aim to find it.’

A female body equals a woman. Nonsense, says Professor by Special Appointment to the Socrates Chair Annemie Halsema. She argues that our sense of identity and social environment also determine our identity. ‘We should stop assigning people’s sex at birth.’

A symposium on space diplomacy for experts and the general public will take place in The Hague on Monday 12 June. Everyone has an interest in learning more about this topic, says Professor Jan Melissen. ‘The scope of international relations has expanded beyond our planet.’

Genetically modified organisms (GMOs) could be useful allies in the fight against critical environmental problems. Could because the use of GMOs is strictly regulated at the moment. A Leiden student team is now trying to make these GMOs safer with the aid of an ingenious lock.

Why and how do people collect things? Why does a museum display one object and not another? These questions are at the heart of the interdisciplinary research programme Museums, Collections and Society. The programme is holding a conference for scholars and the general public on 5 and 6 July.

How do young zebra finches learn to sing? A research team led by researcher Katharina Riebel has developed a ‘RoboFinch’ to study just that. She and colleagues in the 'Seeing voices' research consortium have spent the past four years designing the robotic bird. And with success: young zebra finches…

A 1K Z1E j3 bench has been in the Huygens building since Thursday. The bench symbolises making suicide, depression and despair negotiable. 'We hope this bench invites people to start the conversation about how they are really doing,' says student wellbeing officer Elly van Laar. 'But it all starts with…

Sleep disorders have a significant influence on our physical and emotional health. Sleep should therefore receive more attention within lifestyle medicine, says Professor Gert Jan Lammers. He will give his inaugural lecture on Friday 20 May entitled: ‘Getting to sleep’.

What if AI doesn’t just support engineers, but actually works alongside them? A large consortium, including Leiden University, gets 3.7 million euros. They will explore novel synergies between engineers and AI, in industrial engineering design areas such as automotive engineering.

In a world where bacteria are increasingly resistant to antibiotics, Emma van Groesen set out to find a solution. This month she obtained her PhD, after four years of research into new variants of the antibiotic vancomycin. With success.

The annual conference of the Global Transformations and Governance Challenges (GTGC) interdisciplinary research programme will take place in The Hague on 7-9 June. As a researcher at Leiden University, why should you be there? ‘Nearly every research study has a governance dimension, but academics often…

Medical drugs are expensive to make and can have an adverse effect on the environment. Researchers Stefano Cucurachi and Justin Lian have developed a framework to help the healthcare system assess the economic and environmental sustainability of medical compounds.

Paul Wouters received the RISE Award, an award by the women’s network RISE, for his commitment to increasing gender equality at the Faculty of Science. ‘It makes it clear that it is possible to truly make a change in 9 months. That is why I am happy with this award.’

Quantum Rules lab van Leiden Universiteit biedt proefjes en experimenten voor middelbare scholieren om te leren over kwantum natuurkunde. Henk Buisman vertelt over het 5 jarige jubileum.

Using the James Webb Space Telescope, an international team of researchers, including Leiden Professor of Molecular Astrophysics Ewine van Dishoeck, has discovered a palette of hydrocarbons in a planet-forming disc around a young, low-mass star. The results confirm that discs around very lightweight…

Amid rising polarisation and discrimination, lawyer and human rights activist Lilian Gonçalves-Ho Kang You wants to show in her Cleveringa Lecture on 26 November how dangerous exclusion is.

‘Health, happiness and productivity. The focus is mainly on the latter, but to create a sustainable career you need all three.’ These were the words of Professor of Sustainable Careers Jos Akkermans at the opening of the Career Days. Students can visit these university and faculty days for workshops,…

Bringing your drug candidates to patients is what many academic chemists dream about, but the road to this goal is long and bumpy. Now, Leiden small molecule nizubaglustat is ready for phase 3 clinical trials. This is thanks to a €132 million funding secured by the biotech spin-out Azafaros.

A team of European astronomers has found a silicate-based weather system on a cloudy gas planet around the star WASP-107. It is the first time astronomers have found silicate clouds and rain. They also conclude that temperatures deeper in the atmosphere are rising rapidly. 'The presence of clouds has…

Astronomers at Leiden University have detected rare isotopes of carbon and oxygen in our neighbouring stars for the first time, providing a new window to better understand the chemical evolution of the cosmos.The results are published today in the journal Nature Astronomy.

What began as a PhD project has grown into a website with 120,000 unique visitors each year. With the platform OpenML, researcher Jan van Rijn is contributing to open science, aiming to make machine learning more transparent, accessible, and fair.

How do you know if a drug will actually work? The Leiden-based spin-off Omivera is developing a new technology that could provide clearer answers. The young company received a seed investment from the investment fund UNIIQ to support its development.

The Executive Board is visiting the university’s institutes to find out what is going on. On 8 July 2025, it was the turn of the Institute of Environmental Sciences (CML), one of the fastest-growing institutes at Leiden University. ‘Our main aim is to preserve our planet for future generations.’

With its FestivOWL theme, Orientation Week Leiden (OWL) promises to be one big festival for new international students in Leiden.

Researchers have discovered the most distant Milky-Way-like galaxy yet observed. Dubbed REBELS-25, this disc galaxy seems as orderly as present-day galaxies, but we see it as it was when the Universe was only 700 million years old. This is surprising since, according to our current understanding of…

What is the best way to restore dune ecosystems? The project TERRA-Dunes researches the role of soil microbes in the development of natural dune areas. Recently, the project went into a new phase: planting 412 oak seedlings grown in different type of soils.

The tenth International Conference on Rapa Nui (Easter Island) and the Pacific will be a special edition with a focus on reconciliation. The fatal shooting in 1722 will be remembered, when the Dutch shot and killed ten Easter Islanders. The conference will be held in Leiden from 19 to 24 June.

By chance, computer scientist Hans-Dieter Hiep (Leiden Institute of Advanced Computer Science and Centrum Wiskunde & Informatica) discovered a ‘gaping hole’ in a widely used method for evaluating software security. Hiep patched the hole, causing quite a stir in his field. 'It’s not pleasant when a PhD…