An international team of astronomers led by Ardjan Sturm of the Observatory has made the first two-dimensional inventory of ice in a planet-forming disk of dust and gas surrounding a young star. The researches, including Melissa McClure, used the James Webb Space Telescope and publish their findings…

Nanoplastics can accumulate in developing hearts, according to a study by biologist Meiru Wang from Leiden University. Her research on chicken embryos sheds new light on how these tiny plastic particles pose a threat to our health.

The Netherlands is losing plant species that rely on pollination by insects. Leiden environmental scientist Kaixuan Pan demonstrates this after analysing 87 years of measurements from over 365,000 plots. The news is alarming for our biodiversity and food security. ‘75 per cent of our crops and 90% of…

The annual LION Image award goes to the 30 micrometer long 3D printed microboat image that went viral earlier in October 2020, submitted by Rachel Doherty of the Daniela Kraft lab.

A tenacious postdoc researcher persuaded Professor Marc Koper to research the oxygen reduction reaction. In Koper's eyes, there was little of interest there. But they promptly discovered a whole new way to improve fuel cells on hydrogen and oxygen. Their article appeared in Nature Catalysis on 07 Ju…

What do you do when you get the chance to meet Nobel Prize winners in your field? You say ‘yes’, of course! Two young chemists from Leiden had the opportunity to attend the Nobel Laureate Meeting in Lindau, Germany. They share what the experience was like.

At the entrance of the Van Steenis building you may now visit an exhibition on material culture. Unexpectedly, it does not display pottery or tools, but building materials. And recent ones at that! Check out the exhibition on Legos lost at sea, conceived and assembled by PhD candidate Maia Casna. ‘These…

An international visitation committee has judged the research programme of the Institute of Public Administration of Leiden University as excellent. The report, which looked at the period 2014-2019, was published last week.

A consortium including economists, psychologists and public administration scholars from Leiden University will study public acceptance of the hydrogen transition in the Netherlands. They will look at the labour market impact, public perceptions of hydrogen and businesses’ willingness to invest.

A wind turbine near your home? The energy transition is not seen as just by all parties concerned. It’s essential to involve local residents, argues Emma ter Mors, social psychologist. As a researcher, she focuses on identifying factors that influence public acceptance of energy technologies. Isn't…

Nano-plastics cause malformations. Meiru Wang, researcher at the Institute of Biology Leiden, looked at the extreme effects polystyrene nano-particles could have, using chicken embryos as a model. Her results were quite alarming. Especially as nano-particles are everywhere. In the air, floating through…

It’s Circular Economy Week, from 1 to 6 February. But what is it that makes an economy circular? And just how circular is our university? René Kleijn, lecturer on the honours class Circular Economy: from challenge to opportunity, explains.

What impact will the new workspace standards have? What will the adjustments cost? And can we use the former V&D building? Questions followed each other in quick succession during a meeting with staff of the Faculty of Humanities about the necessary adjustments to the Humanities Campus, now that the…

A group of biology students are working on a solution to the world’s plastics problem by getting bacteria to make biodegradable plastic.

Indira Huliselan recently joined the Institute for History as a PhD candidate within the research project 'Roman Fake News? Documentary Fictions in the Roman Empire'. Below, she introduces herself.

The nominees for the IRO Thesis Prize 2025 and the Prof. Dr. J.Th.J. van den Berg-prijs 2025. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

One of our most engaged and expert scholars is bidding farewell. After forty years at Leiden Law School, first as a student and later as a professor, Niels Blokker reflects on his university career.

How safely do you handle your data? Privacy officer Eric van Hoof assists researchers and staff with this. 'The biggest mistake people make is thinking they have nothing to hide.' He has some useful tips.

In Spring 2023, Leiden University’s Faculty of Governance and Global Affairs (FGGA) launched a new Honours Class ‘Model European Union Simulation: Policies, Negotiations and Transatlantic Experiential Learning’.

In the next decades, thousands of wind turbines will be added to the North Sea. Environmental scientist Chen Li identified the most beneficial areas for their construction, focusing on material use, carbon footprint, and environmental impact. His paper was published in Environmental Science & Techno…

An atomic vandal has finally been caught! Scientists from Leiden University and the Department of Energy’s SLAC National Laboratory have uncovered the mysterious cause behind the rapid corrosion of platinum electrodes. This breakthrough paves the way for more affordable green hydrogen production and…

Roderick Bouman is collection manager of the Leiden Hortus botanicus. He keeps track of which plants there are in the garden, where they come from and makes sure visitors can find the right information about them. ‘We are like a regular museum,’ says Bouman. ‘Except that our objects are alive. That…

European procurement policy is full of good intentions like sustainability and innovation, but in practice it often proves impractical. Researcher and procurement officer Alexander Schermerhorn shows in his dissertation 'Public Procurement Distance' why rules clash with reality.

Niels Broekman did an internship at the Ministry of Agriculture, Nature and Food Quality, where he worked on, among other things, biodiversity advocacy. After his internship, he decided to go in a different direction: ‘An internship can be very enlightening in helping you figure out where your interests…

Cultural anthropologist Sabine Luning, cultural historian Paul van de Laar and professor of architecture and urban development history Carola Hein say that the things that are not shown in images are also worth studying.

On Thursday afternoon, 6 October, Lara Wierenga, Anne Urai and Niels van Doesum kicked off the first edition of Psychology Connected, a recurring event organised by the Science Committee, where big questions and small conversations easily alternate.

Laura Kamsma, Head of the International Office of our Faculty kept a travel log during her visit to the EAIE conference. You can read her report here.

They make up no less than 73% of the workforce at the Leiden Institute of Chemistry (LIC), yet PhD candidates and postdocs at the institute don’t always find their way to each other. LIC73 aims to change that. The platform organises social and professional activities and amplifies the voices of these…

Not passed your Dutch exam? Then there’s no HAVO (Higher General Secondary) or VWO (pre-university) diploma for you, says the Inspectorate of Education's Inspector General. This comment fuels a discussion on an exam that is already under fire. The final exam for Dutch is said to be uninspiring, too…

Climate change is affecting all areas of human life. 2024 has been the hottest year on record and natural disasters are becoming increasingly frequent around the globe. Every year since 1995, national delegations come together to address the climate crisis through the Conference of the Parties to the…

Four green research institutes in Leiden are joining forces to integrate evolution and biodiversity research, at local and at the national level. Pivot in this collaboration is Frederic Lens.

PhD defence

Book Presentation | Studium Generale Lecture

Hit the brakes! That’s the advice of the Council for Public Health and Society in a recent report. Eight psychologists share their insights on how to slow down and reconnect.

Book Presentation

Lecture

Arts and culture

Exhibition

Lecture, LUCIS Meets

Dutch greenhouse horticulture is a world leader when it comes to innovative capacity and sustainability, but ‘the challenges are great in terms of energy, water, environment and biodiversity,’ says Peter van Bodegom, coordinator of AgriFood at the Centre for Sustainability of the Leiden, Delft, Erasmus…

After two years of corona restrictions, it was ‘back to normal’ in 2022. Migration, elections, the history of slavery, Russia, and Ukraine were much-discussed topics. We compiled an overview of the most-read news items and other events of the past year.

After a long period of isolation under pandemic, the PhD candidates of the Institute of Cultural Anthropology and Development Sociology seized the opportunity to organize an in-person, on-site event: the CADS PhD Conference for 2021. With the theme "Young Scholars at the Intersection of Uncertainty,…

What can you do about sustainability in your immediate living environment? On Thursday afternoon, April 14, the Museum Volkenkunde in Leiden was filled with policymakers, researchers, entrepreneurs, citizens, students, and even the mayor of Leiden. Leiden University and the Association of Dutch Municipalities…

Recognition and rewards. Open science. These topics are increasingly in the spotlight: globally, nationally and within our university. Who is working on these themes within the Faculty of Social and Behavioural Sciences (FSW)? Which steps are we already taking and what should we do next? These questions…

Op dinsdag 10 januari 2022 zijn tijdens de facultaire nieuwjaarsreceptie de jaarlijkse Meijersprijzen en de scriptieprijzen uitgereikt.

Ten scientists from Leiden University will receive a Starting Grant from the European Research Council. This will allow them to launch their own project, form their own research team and implement their best ideas.

At the halfway mark, how should we adjust our strategy to a rapidly changing world? Faculty administrators, academic directors, directors of expertise centres, staff from Administration and Central Services, members of the representative bodies and students assessors met on 6 June to discuss this qu…

How can staff help create a healthy and inclusive learning environment? How do today’s students differ from previous generations? And what does this mean for how we guide and support them? These questions were the focus of the ‘Today’s Students’ symposium on 25 March.