Every month there is an opportunity to visit the Old Observatory in the evening. These open evenings consist of a lecture followed by a visit to the telescopes in the building.

Triplet superconductivity refers to a condensate of equal-spin Cooper pairs (pairs of electrons with equal spin).

Our vision of stress is starting to change fundamentally. We can suffer stress without even being aware of it, while sleeping as wall as during the day. Professor of Psychology Jos Brosschot will discuss this phenomenon in his inaugural lecture on 2 December.

Sinds september 2010 werken Geerten Waling en Anne Heyer in het NWO project ‘The Promise of Organization’.

Restoring a natural plant environment on exhausted agricultural lands and in nature areas is difficult. We can speed this up by steering the soils towards the desired situation. This is what Martijn Bezemer, newly appointed Professor of Ecology of Plant-Microbe-Insect interactions at Leiden University’s…

Do you consider applying for the Media Technology MSc programme? This is your chance to meet our staff and students, and learn how we connect creativity, science and personal curiosity!

As part of the events to mark the 100th anniversary of the International Labour Organization, the Department of Labour Law of Leiden University has organized a film evening together with Kijkhuis cinema in Leiden.

Industrial ecologists Stefano Cucurachi and Flora Siebler are part of the new consortium PROGENY, which received 3.6 million euros from the European Commission. PROGENY is an exciting project that will study the possibilities of soap films for innovations, such as ultra-thin screens.

A large interdisciplinary NWO research project attempted to discover the cognitive origin of the human ability to learn linguistic rules. This is not so simple, according to linguist Andreea Geambaşu and her colleagues. PhD defence on 11 December.

On Tuesday 16 April 2019 study association JSV Liberi and the Department of Child Law welcomed alumni of the master’s programme Jeugdrecht to a careers afternoon and alumni evening.

Promotores: P. Stevenhagen, L. van Geemen Co-promotor: R.M. van Luijk

New research published in the Journal of Leukocyte Biology suggests that these changes to the behavior of the immune system are persistent and can continue even after diet is improvedAlmost everyone knows that improving your eating habits will most likely improve your health. What most people may not…

Do you have to be able to say everything on Twitter and Facebook? Is Instagram morally obliged to remove photos from attacks? Should we allow the terrorist group to recruit new members on the internet?

The Old Observatory is still used intensively as a university building. Yet there is still plenty to see and experience in this beautiful monument. Find out what the possibilities are here.

Comparing the global warming potential (GWP) of the service provided by an iRex Digital Reader to the same service provided by an office printer using a scanning LCA.

Carl Li defended his thesis on 30 June 2015

A virtual hand that feels as if it is your own. Feeling happier because a virtual face is smiling with you. Cognitive Psychologist Ke Ma discovered using virtual reality that the way we experience our body is more flexible than we thought. Ma: ‘We can think up some fantastic applications.' PhD defence…

Therapeutic proteins have revolutionized the treatment of many severe diseases like multiple sclerosis, haemophilia, diabetes and many more. Unfortunately, even recombinant proteins with structures (almost) identical to those of their endogenous counterparts often induce the formation of anti drug antibodies…

How did free agents in the Dutch Republic react to the creation of colonial monopolies (VOC and WIC) by the States-General? This project answers this question by looking at the role individuals played in the construction of an informal global empire parallel to the institutional empire devised by the…

The focus will be on recent academic research in Literary Studies at the intersection with Digital Humanities. Lectures and interactive workshops will be given by experts in the field.

On Thursday, 5 September 2024, the Gorlaeus Building will transform into a party venue for THE opening celebration. Don't miss this unique opportunity to join faculty staff and students in celebrating the opening of the beautiful Gorlaeus Building. It promises to be an unforgettable evening with a festive…

Leiden University is a integral part of the community and contributes to a sustainable society. Over the coming years our University will become even greener.

We aim to develop A. niger strains that produce more starch degrading enzymes even in the absence of starch.

Subproject of

Promotores: Prof.dr. E.F. van Dishoeck, Prof.dr. C.P. Dullemond

Zhaole Yang defended his thesis on 25 June 2020.

When combined and used by specific people located in time and place, words can express something more than, different from, or even the opposite of their dictionary meanings.

You know the feeling: you want to go to work feeling healthy and energetic, and you want to keep that positive feeling going all through the day, but it doesn’t always work out that way. That’s why Leiden University and the Leiden University Medical Center (LUMC) have set up the Healthy University programme,…

Promotor: Prof.dr. P.G.L. Klinkhamer, Co-Promotor: T.J. de Jong

Modern computer-aided simulation tools used by various industries produce gigabytes of data. But currently, they take days and even up to weeks of computation effort. To make the best use of all these data, the DAMIOSO project focuses on developing algorithms and tools for managing, mining, and optimizing…

Wolfgang Lüffler

Leiden University is doing all it can to save energy. Read about how our students and staff are getting involved in sustainability.

Het stagebureau is er voor algemene informatie over de stage en advies tijdens het zoeken naar een stage. Ook als u een stageplaats heeft, kunt u terecht bij het stagebureau van Pedagogische Wetenschappen.

Leiden heeft de oudste botanische tuin van Nederland, gesticht in 1590.

On some Sunday evenings the NVIC is presenting NVICinema. We bring a varied programme of Dutch or Flemish films, Egyptian classics as well as contemporary Egyptian feature films and short films from young talented directors, all with English subtitles.

It is in the interest of all democracies for young people to learn the value of free debate, even on sensitive and potentially divisive issues like terrorism, argue Thorbjørn Jagland (secretary general of the Council of Europe), Sayeeda Warsi (UK parliamentarian), and Francesco Ragazzi (Institute of…

This monograph focuses on clustering of objects in high-dimensional data, given the restriction that the objects do not cluster on all the attributes, not even on a single subset of attributes, but often on different subsets of attributes in the data.

On the 31 March 2022 Mr. Taufiq Hanafi successfully defended a doctoral thesis and graduated.

Increasingly, primary sources from the period before the emergence of digital media are being digitized. These “digital surrogates” have facilitated the work of (historical) researchers; instead of having to visit several archives, libraries and other places, the (primary) sources appear in front of…

To limit the effects of climate change, global average temperature since pre-industrial measurements are to be kept well below 2 °C preferably even at 1.5 °C.

Why do some parties fail to settle conflict, even after long periods of fighting? ISGA PhD candidate Valerie Sticher suggests that costly concessions often stand in the way of a negotiated agreement. Conflict party members not only care about their in-group's welfare, but also want to avoid rewarding…

The excavation of three Bronze Age barrows and surrounding landscape at Apeldoorn-Wieselseweg

In what ways can a photographic practice act as a means to confront, or even undo, the various material properties of atmospheric enclosure that so clearly put our relationship with our environment under pressure? Is it possible to devise a set of critical and artistic strategies to comprehend the ways…

On 16 June 2020, Andrea Varga defended her thesis 'Establishing State Responsibility in the Absence of Effective Government'. The doctoral research was supervised by Prof. N.J. Schrijver and Prof. F. Baetens (University of Oslo).

Systems with local constraints is a new finding in recent researches on complex systems. The heterogeneous spatial interactions and the temporal dependencies among those numerous units make it difficult to describe by traditional statistical physics.