Zou jij wel eens willen zien hoe het belangrijkste gebouw van onze Science Campus op het Leiden Bio Science Park tot stand komt? Op de Dag van de Bouw, op zaterdag 17 juni, kan dat!

Grondstoffen werden vroeger over duizenden kilometers afstand vervoerd. Waarvoor werden ze geruild en waarom sloten mensen in West-Azië zich aan bij deze handelsnetwerken?

Personal development

De Universiteit Leiden is al 25 jaar stevig geworteld in Den Haag. Dat werd zichtbaar tijdens de feestelijke bijeenkomst rondom de foto-expositie Universiteit Leiden in Den Haag: Onderzoekers van de stad.

Within the scope of Leiden European City of Science, the Royal Netherlands Academy of Arts and Sciences (KNAW) presented the quadrennial Lorentz Medal to Daan Frenkel in the Academy Building yesterday. The ceremony was in collaboration with the Lorentz Center and was attended by Robbert Dijkgraaf, Minister…

During an evacuation, employees and students of Humanities gather at the following assembly points:

Leiden University and the Leiden Bio Science Park can make a significant contribution to the earning capacity of the Netherlands. This is the finding of the National Investment Agenda presented today.

Our aim with the Humanities Campus is to create a sustainable and attractive campus with ample green spaces and opportunities for interaction, complemented by modern and future-proof facilities. The campus is being developed in stages. On this page, you can find information about the planning, latest…

The university strives to create a pleasant working environment for everyone. From terms of employment to health and development: here you will find the right information and support.

Every week, Uwe Hensch walks past the Old Observatory in Leiden. In corona times, he decided to make a LEGO design of the historic building. His design is now finished and might go into production. You can help to make it happen.

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

Personal development

Would you like to share your expertise with a wide audience, and in a very convenient way? The Vraag het Leiden (Ask Leiden) video platform is looking for academics who can answer questions sent in by the general public, both young and old, by recording short videos.

Personal development

On 27 May 2025, the Executive Board decided to establish a Committee on Human Rights / Conflict Zones.

The University aims to be bilingual, and provides its information in Dutch and English wherever possible. This has consequences for the information provided on the University websites.

Research

On Tuesday 6 May our university was the scene of an unscheduled demonstration and occupation at Campus The Hague. We understand that this incident and its consequences have shaken both the university and the wider community. We look back at the events and their effects.

We hebben 6 van de 9 grenzen overschreden die bepalen of menselijk leven in de komende generaties nog mogelijk is op aarde. Kunnen we het tij nog keren?

50 years ago Lauterbur published the basic principle of MRI. Sine then MRI has become more expensive. Professor Andrew Webb describes what is needed to make MRI available for everybody.

Alumni event

Inaugural lecture

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

Leiden University and the Municipality of Leiden will develop new plans for an alternative Humanities Campus in the city centre. This means they will not proceed with the compulsory purchase of the De Doelen housing complex to facilitate the construction of the new Humanities Campus. The plans to demolish…

De Actiematrix is de uitkomst van een inventarisatie van mogelijke maatregelen en fungeert als onderlegger voor het werkprogramma van Werkbalans in Actie. De matrix biedt een palet van mogelijke acties die medewerkers, opleidingsvoorzitters, leidinggevenden, commissies, MT’s van instituten en bestuurders…

Educator Marjo de Graauw is awarded a Comenius education grant from the Nationaal Regieorgaan Onderwijsonderzoek (NRO) for her lab education project Stress-free laboratory education with video labs.

How do you progress from an immense gas cloud somewhere in the universe to a star with planets? Research by Astronomy PhD student Martijn van Gelder sheds more light on the earliest phases of this process. He will receive his doctorate on November 24th.