Neanderthals at Pech-de-l'Azé I in South Western France had a striking use for manganese dioxide 50,000 years ago.

Cookware handles, electrical plugs, brake pads. Unlike other plastics, these ‘thermosets’ cannot simply be melted down and reshaped, making them difficult to recycle. Chemist Roxanne Kieltyka and her team are now exploring a way to make these materials recyclable, potentially transforming the way we…

Genetically modified organisms (GMOs) could be useful allies in the fight against critical environmental problems. Could because the use of GMOs is strictly regulated at the moment. A Leiden student team is now trying to make these GMOs safer with the aid of an ingenious lock.

One of the ambitions of the Learning@LeidenUniversity vision on teaching and learning is to foster an international and inclusive educational community in which everyone feels welcome, regardless of religion, sex, sexual orientation or cultural background. One student service that promotes inclusion…

Choosing a study programme at a research university or university of applied sciences can be tricky. There are so many options! Where should you begin? We will guide you step by step through the study choice process, to the study programme that’s right for you.

In 2018, Sorensen’s research into the fire-making habits of the Neanderthals reached the headlines all over the world. Now, a Veni grant will enable him to continue his fire-related investigation, focusing more on our own distant ancestors.

Four Master's students Science Communication & Society made two podcasts on the theme Plastic for the end project of their study programme. With the podcasts, they helped the Institute of Biology Leiden (IBL) to draw attention to plastic pollution. And that was harder than it seemed. 'Be sure to test…

Sander van Kasteren (Professor of Molecular Immunology) makes the invisible visible. He will explain more in his inaugural lecture.

Embryonic stem cells have the remarkable ability to develop into any type of cell. On their way to become for example a liver or a heart cell, they must repeatedly decide between alternative developmental paths. How they make these decisions is largely unknown. An international team of biophysicists…

Leiden University is working on sustainability and should give its efforts more publicity. This is the conclusion of Industrial Ecology master’s students who investigated the extent to which Leiden University is green and sustainable.

Mike Field has been at the Faculty of Archaeology since 2008. As a driven archaeobotanist, he is consistantly contributing to the study of plant fossils encountered in many faculty as well as external projects. ‘Flexibility, spontaneity, creativity, these are all parts of being an academic.’

The youngest institute of the Faculty of Science has had a real growth spurt in recent years. It is up to Martina Vijver as the brand-new scientific director to secure that growth and further develop CML. 'This is a challenge that I am really looking forward too,' says Vijver. 'Together with my colleagues…

The availability of natural resources, the energy transition, the importance of circularity and our dependence on China. This and more is what Professor of Industrial Ecology René Kleijn's inaugural lecture is about.

Its idyllic setting and white sandy beaches have made the Maldives a hotspot for tourists. This provides an income but is a problem for the fragile natural environment. Students from various universities worked with the local people to make the soil more fertile. How did they go about it?

The Netherlands-Flemish Institute in Cairo (NVIC) and the Amsterdam Centre for Migration and Refugee Law (ACMRL) of the VU University Amsterdam organise a public seminar about global migration and refugee law in Egypt and Morocco, focusing on the International Convention on the Rights of Migrant Workers…

For a long time, the painful history of colonial slavery received too little attention. People whose ancestors lived in slavery are now asking critical questions about how we should address that past. Leiden University researchers study the history of colonialism and slavery and their long-term impact…

A number of developments within and outside the University make it necessary to treat the issue of innovation with greater urgency. An overview of these developments is given below.

The Leiden Greek and Roman History Team concentrates on the study of the economies, societies and cultures of the large empires of the Graeco-Roman world, starting with the empires of Alexander the Great and his successors.

As a student in Security Studies you are a socially engaged critical thinker eager to study real-life security cases in an academic setting. You focus not just on the broad context of these issues but also on the role of government, institutions and media. Want to know more? Sign up for one of our Open…

An international team of astronomers, including Professor Koen Kuijken, has published a series of online articles presenting the first results of a major search for dark matter. Never before have researchers been able to chart so precisely the characteristics of groups of galaxies and their dark matter.…

The enormous adaptability of the cholera bacterium explains why it is able to claim so many victims. Professor Ariane Briegel from the Leiden Institute of Biology has now discovered that this adaptability is due to rapid sensory changes in the bacterium. Publication in PNAS.

A team of laboratory astrophysicists from Leiden University managed to make glycerol under conditions comparable to those in dark interstellar clouds. They allowed carbon monoxide ice to react with hydrogen atoms at minus 250 degrees Celsius. The researchers publish their findings in the Astrophysical…

In line with tradition, the opening of the academic year will see the presentation of the LUS Teaching Prize to the University's best lecturer. Get to know the nominees. This week: Kim Beerden.

As many as 3,472 students from the Faculty of Humanities have filled in the National Student Survey (NSE) in the spring of 2021. This represents a 46% response rate, which is considerably higher than previous years. The results will help study programmes and the faculty to work on what is going well…

Within the same species of butterfly many different wing patterns can occur. How is this possible? According to researchers Ben Wielstra and Emma Berdan, of the Institute of Biology Leiden (IBL), the answer lies within supergenes. A supergene is a part of a chromosome that contains many strongly linked…

The life of a fibroblast is heavy, but PhD student Julia Eckert makes it 19.5 times heavier, using the Large Diameter Centrifuge at the ESTEC space research centre in Noordwijk.

Sharing scientific data, transferring money, or sending other sensitive information online: with cryptography, applications make sure your data does not fall into the wrong hands. Mathematician Thomas Attema (CWI/TNO/Leiden University) helps with this. For his PhD research, he developed a new technique…

This year a record number of students - more than 3,500 - will be taking part in the EL CID introduction week. Who are they and why did they opt for Leiden University? 'I want to get the absolute most out of my student time.'

The university aims to expose all students to sustainability topics and issues that are relevant to their field during their time studying here. Students are educated to become academic professionals with the necessary knowledge and skills to contribute to the sustainability transition.

Coming to and living in The Netherlands after Brexit.

Ariadne Schmidt, Isabelle Devos and Julie de Groot provide you with refreshing insights concerning the study on urban singles in the period between 1200 and 1900.

Explore how stakeholders in Gabon's Makokou region interact with forest resources in logging, agriculture, and mining, and their impacts on social and environmental changes.

Are you interested in current affairs, developments in society and people? Are you highly motivated, willing to be challenged and able to go just a bit further in finding creative solutions to legal issues, then Rechtsgeleerdheid is the master’s programme for you.

The research group Corporate Governance and Strategy investigates how, with whom and for whom a firm/corporation creates/captures value, in order to inform practice and rule makers about governance issues. By focusing on the dual character of the firm as an entity by itself but also consisting of stakeholders,…

Legal education initiative of the Leiden University, the University of Groningen and Universitas Indonesia.

The VVI seeks to advance knowledge of the formation and functioning of legal systems in their social contexts, the impact of these systems on society and vice versa, their effectiveness in governance, and their contribution to development.

This interdisciplinary project explores the promise and perils of human rights as a suitable framework for addressing the challenges posed by the governance of digital platforms.

A multi-disciplinary approach to past lifestyles and cultural practices

For many years, human rights have been considered a playing field in which states were the most important actors. In the present day society, this has changed as a consequence of globalization and the rise of multinational enterprises (MNEs). Protection of fundamental labor rights in global supply chains…

About nine million people worldwide contract tuberculosis each year. Research into new treatment for this disease has received fresh stimulus with more efficient techniques and a new understanding of how the tuberculosis bacteria works.

Now and then we organise book launches to present the latest publications, both academic and popular, in our broad field.

The combination of academic and professional skills taught in the CSM prepares you for a wide variety of careers in the rapidly expanding domain of security and crisis management, including public or private sector and policy-making positions.

The combination of academic and professional skills taught in the CSM prepares you for a wide variety of careers in the rapidly expanding domain of security and crisis management, including public or private sector and policy-making positions.

The combination of academic and professional skills taught in the CSM prepares you for a wide variety of careers in the rapidly expanding domain of security and crisis management, including public or private sector and policy-making positions.

The project GRADIENTS investigates what it meant to be European in colonial Africa where identification as European often did not depend on skin colour and was understood on a spectrum with many gradients.

Institute of Political Science

Research in the International Relations and European Studies Team addresses the interconnections and interdependence of contemporary global political, economic and cultural affairs from a multidisciplinary perspective rooted in the humanities.