The nanoscale structure of a catalyst under reaction conditions determines its activity, selectivity, and stability. For the production of sustainable energy and materials, new catalysts are needed. By understanding the structure-activity relationships of catalysts under reaction conditions, insight…

Plant Sciences' contribution to the Evolution & Biodiversity research theme is to understand what are the key drivers of plant biodiversity during evolution with a focus on plant life history and resilience traits and develop tools to restore and maintain plant biodiversity.

Natural resources are becoming increasingly scarce. If we want to maintain our current standard of living, we will need inventive solutions. The researchers at the Institute of Environmental Sciences (CML) share their thoughts on how to achieve a fully circular economy in which as little use as possible…

Animal Sciences’ contributions to the Evolution & Biodiversity research theme include evo-devo research, the evolution of cognitive and behavioural traits, and the evolutionary mechanisms of stress adaptation. This research involves both indoor and outdoor studies.

Microbial Sciences' contribution to the Bioactive Molecules research theme is to discover new bioactive molecules and enzymes and unravel their mechanisms of action, regulatory networks, and the (bio)synthetic pathways required for their production.

PhD defence

Choice is at the very heart of politics. War or peace, left or right, liberty or security, sovereignty or integration, consensus or conflict: choices matter. Study power and politics as they impact everyday lives in a topranked, selective programme. By doing a master's in Political Science in Leiden…

Choice is at the very heart of politics. War or peace, left or right, liberty or security, sovereignty or integration, consensus or conflict: choices matter. Study power and politics as they impact everyday lives in a topranked, selective programme. By doing a master's in Political Science in Leiden…

How is energy really dissipated on the atomic scale when sliding objects slip over a single lattice spacing?

Are you engaged in society and interested in social issues? Study the Bachelor's in Public Administration in The Hague and learn how to analyse and solve complex challenges such as the housing crisis and energy transition, right in the administrative heart of the Netherlands.

YAL raises its voice on policy matters.

For the duration of 2022, Leiden is the European City of Science. That means a year in which Leiden will be the European knowledge platform, with a 365-day program full of science, art and culture. Of course, the faculty of humanities will also be a part of this year.

The master’s specialisation Physics and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in biology with extensive training in science communication.

The master’s specialisation Biology and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in biology with extensive training in science communication.

The master’s specialisation Astronomy and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in biology with extensive training in science communication.

In the research theme ‘Animal Sciences and Health’, we work with various animal species to gain insights into fundamental biological processes in both animals and humans.

The master’s specialisation Mathematics and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in mathematics with extensive training in science communication.

The focus of the Bachelor Data Science & Artificial Intelligence is on computer science, and its applications in Artificial Intelligence. You will receive a strong basis in mathematics, statistics and computer science, combined with advanced knowledge of machine learning, cognitive science, human-robot…

Plant Sciences' contribution to the Development & Disease research theme is to unravel the processes that allow plants to adapt to changing abiotic and biotic environmental conditions or stresses, with the aim to contribute to the sustainable production of food, flowers and bio-based products using…

The programme group Clinical Neurodevelopment Sciences is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.

The programme group Educational Sciences is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.

How do you ensure that research is performed, evaluated and managed in a responsible way? This question is also of the utmost important to the University itself. The Centre for Science and Technology Studies (CWTS) studies scientific research and its relationship with technology, innovation and soci…

Edward Elgar

The dissociative chemisorption of methane on metal surfaces is of fundamental and practical interest, being a rate-limiting step in the steam reforming process. The reaction is best modeled with quantum dynamics calculations, but these are currently not guaranteed to produce accurate results because…

In this PhD study, I aim to deepen our understanding of the influence of major mycorrhizal types, namely arbuscular mycorrhizae (AM) and ectomycorrhizae (EM), on the global soil carbon cycle and their potential distribution changes under future environmental shifts.

Leiden Bio Science Park (LBSP) is the largest knowledge centre in the Netherlands in the field of life sciences & health and is also highly regarded internationally. The clustering of high-quality education, research, care and business attract students, scientists and entrepreneurs from all over the…

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

The Leiden University Center for Statistical Science unites the statisticians teaching and researching at Leiden University.

Leiden University offers support in the different stages of your research lifecycle.

Join the OSCL community to share your experience and learn more from others at Leiden University

How do you involve a local community to tackle biodiversity loss? How do you create awareness and political movement on climate change? And how do you find a balance between environmental impacts and economic needs when it comes to pollution? These are examples of core questions at the heart of the…

How do you involve a local community to tackle biodiversity loss? How do you create awareness and political movement on climate change? And how do you find a balance between environmental impacts and economic needs when it comes to pollution? These are examples of core questions at the heart of the…

Once you have secured a PhD position, a scholarship, or other funds and you have found a supervisor who is willing to supervise you during the PhD track, you should apply to the Graduate School of Science. This page informs you about the application procedure.

Are you currently enrolled in an applied sciences programme and are you considering a university master? At Leiden University you are more than welcome. A master at University will provide more depth in knowledge and you are able to specialise in a great number of areas of expertise. With the right…

The master’s specialisation Bio-Pharmaceutical Sciences and Education at Leiden University combines fundamental chemistry research with an excellent education in becoming a Chemistry teacher.

The Biomedical Sciences Master programme in Leiden will help to deepen and broaden your understanding of human health and disease. We provide you with a challenging and flexible programme in a personalized environment.

Health Data Science Leiden University

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

Study information

A warm welcome to the Graduate School of Social and Behavioural Sciences at Leiden University.

Digital technology is changing academia and society at lightning speed. LIACS is in the midst of this with groundbreaking research into data processing and artificial intelligence (AI). It conducts a unique combination of fundamental and applied research into major issues facing academia and society…

Promotor: A.H. Meijer, Co-promotor: B.E. Snaar-Jagalska

They were called 'annoying brats', the group of campaigning scientists who in 1978 founded what is now an internationally acclaimed ecological research institute. Their stories and those of the current staff of the Institute of Environmental Sciences are described in the book 'Forty years of Leiden…

The seminar series on ‘Diversity and Inclusion in Global Science’ aims to foster debate on inequalities in science across the world. We hope to invite critical discussions on how research evaluation and communication include/exclude topics so far seen labelled as “regional” and/or published in “local"…

How many stars are there in the Universe? And how can astronauts float in space? These and many other questions about astronomy will be answered at Leiden University on Saturday 9 February.

Animal Sciences’ contributions to the Host-Microbe Interactions research theme focus on the interaction of animal hosts with pathogenic microbes but also the beneficial role of the gut microbiome.