Leiden is the ideal city for students. There is a wide variety of activities you can do next to your studies, to make the most out of your student life.

Leiden University provides ambitious students with the most recent and innovative areas of knowledge, and offers them the freedom to develop their own area of expertise.

History is all around you: how well do you know your neighbourhood?

Europe is of great importance for Leiden University: as an academic discipline, as a funder for research and education activities, and as a legislator, the EU offers us many opportunities.

The plans for making the University Library (UB) more sustainable will be carried out in three steps: first the glazing at the front of the building will be replaced with HR++ glass, then the skylights will be renewed and finally the air conditioning system will be updated. Once these steps have been…

A project aimed at understanding the complicated process of religious transformation in one of the centres of the early Muslim world.

Hidden behind the Academy Building on the Rapenburg lies the oldest botanical garden of the Netherlands and one of the oldest gardens in the world. Founded in 1590 and expanded in the following centuries, the Hortus is the green heart of Leiden.

In this project, we aim to obtain a quantitative understanding of the role of the immune system in tumor regression, of the role of tumor cell heterogeneity in cancer growth and of tumor cell migration properties.

This project aims to excavate and date the setting of the east gate of the Roman fortress of Udhruḥ. This will be compared with other Diocletianic military installations from the region. We also hope to retrieve another gate inscription which can shed light on the function and political embedding of…

Leiden University provides ambitious students with the most recent and innovative areas of knowledge, and offers them the freedom to develop their own area of expertise.

Leiden University provides ambitious students with the most recent and innovative areas of knowledge, and offers them the freedom to develop their own area of expertise.

Leiden University provides ambitious students with the most recent and innovative areas of knowledge, and offers them the freedom to develop their own area of expertise.

De laatste puntjes en komma’s worden gezet op het hoofdlijnenakkoord van de beoogde coalitie. De betrokken partijen presenteren morgen hun plannen, waarna volgende week een afrondend debat volgt met de informateur. Staatsrechtgeleerde, Wim Voermans duidt de zaak in een uitzending van Sven op1.

Leiden University has taken seventh place in the UI Green Metric, a global sustainability ranking for universities. Almost 1,000 universities from all over the world participate in the ranking.

Two radio telescopes in Green Bank, West Virginia have brought together a few remarkable people. A new photo exhibition in the Old Observatory visitor centre gives an insight into the remote community. Due to the corona crisis, the Observatory is not open to the public. That’s why we’ve selected a few…

It is one of the energy carriers of the future: hydrogen. But how can hydrogen be produced in a sustainable way? With over 50 million euros in funding from the Netherlands Organisation for Scientific Research(NWO) and industry, a research project involving 58 partners from both the Netherlands and abroad…

Elise Darras studeert aan het Leiden University College (LUC) en be besloot een maand lang stage te lopen in Frankrijk bij H2Air.

Something that a year ago would have been unthinkable has become a reality on 12 June: Donald Trump and Kim Jong-un sat down together to talk about nuclear disarmament. Can these two hardliners reach agreement in the negotiations? Professor of Korea Studies Remco Breuker is doubtful. 'As it looks now,…

Great news! Leiden University ended up as 7th most sustainable university in the world, according to Green Metric. Meaning, that Leiden University moved one place up in the rankings. In this memo, participation in this ranking is evaluated, points for improvement are given and an ambition suggestion…

The Leiden University Green Office is pleased to announce the details of its Spring Event, which will consist of a poetry reading and a clotheswap!

Exotic marsh frogs from distant lands are colonising the south-east of the Netherlands. This has been demonstrated by biology students from our faculty. Although the amphibians thrive in our little country, they are harmful to native biodiversity.

Leiden University has taken 17th place in the UI Green Metric, a global sustainability ranking for universities. Over 1,400 universities from all around the world took part in the ranking.

Work has begun on an accommodation complex for international PhD candidates and postdocs at the Leiden Bio Science Park.

The development of the Humanities Campus is entering a new phase. On 13 June, the Municipal Council approved both the zoning plan and the visual quality plan. This means that the university can now go forward with developing the new construction and the central green square on the Doelen side of the…

How does Leiden University save energy? Could we organise our recycling better? Do our study programmes devote sufficient attention to the importance of sustainability? And how do we address this theme in our research? These and other questions are answered in Leiden University’s Sustainability Report…

The Sustainability Monitor 2024 reveals that Leiden University has again taken significant steps to become a more sustainable and future-proof university. Since 1990, its carbon emissions have decreased by 50 per cent and, compared with 2019, its natural gas consumption has dropped by 32 per cent. Its…

Do you want to show that sustainability and business can work well together? And are you ready for a challenge? If so, you can sign up for the Sustainable Business Battle, a six-week business case challenge in which teams of students help companies find innovative and sustainable solutions.

A few weeks ago, Dutch pension giant ABP decided to divest from fossil fuels. But is this actually going to help the climate? Natascha van der Zwan, Arjen van der Heide and Philipp Golka (Institute of Public Administration, Leiden University) address this question in our new article for S&D.

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…

Industrial Ecologist Rene Kleijn has been in the consumer watchdog TV show Radar which has been broadcasted Monday 27th of February at 20:30 (NPO 1). He has discussed the reuse and recycling of mobile phones.

We at LUGO have partnered up with HOP to bring some delicious vegan food through our cooking Livestream on Instagram on Wednesday, 25th August starting at 18:30.

CML-researcher Rene Kleijn has spoken about metals scarcity in relation to the energy transition in a new Dutch popular scientific TV show called

On Monday 25 September, Marion Collewet, Matthew di Giuseppe, Jarek Kantorowicz, and Hendrik Vrijburg presented their reseach on 'Building Northern Public Support to Finance Climate Policies in the Global South' during a GTGC lunch seminar.

Recycling of post consumer plastic waste is problematic in that the environmental benefits are questionable and the costs are significant. It would be better to separately collect the most useful parts through the expansion of the deposit system.

The Leiden University Green Office (LUGO) organised a symposium about sustainable consumption on 2 May. Various speakers told a packed room about sustainable alternatives for consumer products. View the photos.

Work started today on the Kolffpad student complex, with 289 flats for students from Leiden University. Stichtnig DUWO will own the building and the University owns the site at the Bio Science Park. The building should be complete by mid-2023.

Bachelor, Master

Five questions about the event ‘Germany after the Elections: implications for Foreign Policy and European Security’ answered by one of the experts at the event: Joachim Koops. Come by at the Spanish Steps in Wijnhaven on Friday 15 October or join the event online (link below).

German-American Mia Müller (26) has been working at the European Parliament for three years now as Press Officer at The Greens/EFA Group. She is a bit nervous about her 'first' elections.

A lot of municipalities work with a points system to encourage construction projects to take biodiversity and creating green areas into account. But this way of working also benefits local neighbourhoods and residents, master's student Marije Sesink discovered. She based her study on The Hague.

When oil is harvested from the seeds of the oil palm tree, the fruit residue can be used to make bio-ethanol. However, it can also be used as a fertilizer on palm tree plantations; which option is best for the environment? Edi Wiloso compared the two green options at the Institute of Environmental Sciences…

On 28 November 2025, Leiden University and PLNT Leiden hosted “The Knowledge Orchard” - an event aimed at starting up/ enhancing interdisciplinary cooperation between academics at Leiden University, and improving collaboration between Leiden researchers and external partners in research and educatio…

Crises like climate change and loss of biodiversity threaten our planet. That’s why sustainability is an important topic in research and education across Leiden University. On this website you read how scientists from many disciplines work together in researching sustainability.

Leiden physicists are helping Wageningen plant researchers to study unpredictable plant embryos. For this, they are using a novel two-photon fluorescence microscope, aided by a 30 thousand euro ZonMW grant.