Three major research projects involving Leiden scientists have been awarded a grant from NWO’s Gravitation Programme. The projects are on innovation processes, organs-on-chips and quantum software.

Human measures to protect lions have an impact on the genetic health of populations. Leiden and Kenyan scientists discovered this by analysing the DNA of 171 Kenyan lions. ‘By fencing reserves, for example, the chance of inbreeding increases.’ With the knowledge and tools from the research, management…

A vitamin D deficiency is often associated with smoggy English industrial cities during the Industrial Revolution, but research carried out on skeletons now suggests that the ‘English disease’ was also prevalent in rural areas of the Netherlands. Doctoral defence on 29 January.

A team of Leiden astronomers has managed to calculate the first 100 million years of the history of the Oort cloud in its entirety. Until now, only parts of the history had been studied separately. The cloud, with roughly 100 billion comet-like objects, forms an enormous shell at the edge of our solar…

'Find your way from the stars’, an online workshop on Nautical Astronomy, was one of the winners of The Netherlands Online Cultural Challenge 2020. The workshop was conducted in collaboration with the IAU Office for Astronomy Outreach, Leiden University’s Astronomy & Society Group, and the Department…

More than a hundred people took part in the conference on Studying with a Disability on 20 April. Dozens of students shared their experiences. 'I would rather you ask me the same question a hundred times than that you decide on my behalf.'

Textbooks in the Netherlands contain significantly fewer female than male characters and relatively few characters from a non-Western background. They also contain implicit stereotyping. This is what Judi Mesman, Professor of the Interdisciplinary Study of Societal Challenges at Leiden University, has…

An international team led by Leiden astronomers has taken the first-ever image of a young, Sun-like star accompanied by two giant exoplanets. The researchers used The European Southern Observatory’s Very Large Telescope for this, known as ESO’s VLT. Images of systems with multiple exoplanets are extremely…

Curiosities from the anatomical theatre, swords from the fencing school and 17th-century portraits of the University's founders. The new University Room in Museum De Lakenhal portrays the turbulent first hundred years of Leiden University.

Leiden University is under fire: it is allegedly doing too little to tackle antisemitism. Rector Hester Bijl responds to this accusation and to a video from 2014 on social media in which extreme remarks are made. ‘We can be short about such comments: they are unacceptable. The university is and always…

Speakers from all over the world offered their interesting views on the relationship between humans and animals during the LUCAS Graduate Conference, based around the central theme ‘Animals: Theory, Practice, and Representation’.

Leiden University and four other Dutch universities will appoint 51 PhD candidates to conduct solution-oriented research for and with the African continent.

Flying is cheaper than driving a car, but a disaster for the environment. Yet few politicians dare to levy excise duty on kerosene. This is only one example from a world where emotions and yelling are burying facts, and in which scientists lose connection with society.

What can you expect from studying in Leiden or The Hague? Which programme should you choose? Should you join a student association and will you need to find a room? Over 8,000 prospective students showed up at the Leiden University Open Day: a record. Here's what some of them had to say.

The university’s largest consultancy programme, International Studies’ PRINS, has been connecting international employers with humanities students for six years. Founder Sarita Koendjbiharie: ‘Students of International Studies offer the holistic view that complex social issues need.’

Laura Kamsma, Head of the International Office of our Faculty kept a travel log during her visit to the EAIE conference. You can read her report here.

Students from ‘StudentinzetopSchool’ help schoolchildren and gain valuable teaching experience at the same time. In an online visit on 13 April, Queen Máxima spoke to pupils, students and teaching staff. She also spoke to participants from Leiden. ‘Teaching is wonderful, but it’s complex too.’

How did the Arabs manage to maintain an empire based on Islamic principles for three hundred years? Arab expert Petra Sijpesteijn and her team will be examining this question over the coming five years, focusing on the correspondence of ordinary people. The research is being funded by an ERC Consolidator…

Interviewing pupils and brainstorming with judges and lawyers. Students from the Trust in the Rule of Law honours course discovered how pupils at the Edith Stein College school in The Hague see institutions and how the law works in practice.

What developments preceded modern Standard Dutch? PhD candidate Iris Van de Voorde conducted research on ‘pluricentricity’, or the idea that language norms arise in different places and spread outwards from there. PhD defence on 19 April.

Not everything that comes close to a black hole is swallowed by it. Black holes can also hurl material away, and that chance turns out to be considerably bigger than previously thought. Martijn Oei's accidental discovery and his subsequent research on it earned him a cum laude promotion on 12 Decemb…

By 2050, 70 per cent of the world's population will live in cities. This has major consequences for the lives of city-dwellers and for the environment. Uncontrolled urbanisation calls for an interdisciplinary approach. On 4 September, the first group of students started the new English-language Bachelor's…

For over a year now, the James Webb Telescope has been sending stunning images that exceed astronomers’ expectations. The photos are fascinating to see, but what exactly are we looking at? Assistant professor Melissa McClure explains.

Every summer, Leiden University is the setting of dozens of summer schools in which professionals and students can receive extra training on a specific topic within a short space of time. We took a look at a summer programme on extremism. ‘A recruiter for al-Qaeda said that I could change the world.…

Supercomputer ALICE has been expanded, making it even more powerful and faster. This means researchers and students can work with heavier models. From language research to brain activity scans, this expansion is good news for a variety of disciplines. So who gets to work with this prima donna?

Inspiration from outside and best practices from inside the University. These were the most important ingredients of the symposium on inclusivity organised by the Diversity Office at Leiden University on 22 November.

Dr Robert Heinsch and his team of IHL Clinic researchers at the Kalshoven-Gieskes Forum on International Humanitarian Law have won a prestigious Erasmus+ grant for cooperation partnerships in higher education in cooperation with the IHL Clinics at Ruhr-University Bochum (Germany) and Roma Tre University…

To cover up their deportation plans which targeted Polish Jews in the Warsaw Ghetto, the Nazis re-opened schools. In her inaugural lecture, historian Sarah Cramsey demonstrates with examples how care was used ‘as a weapon’ during the Holocaust. She also stresses that care is a unifying cement in society…

Sixteen master’s students from a variety of disciplines are helping The Hague Police to find new clues in a cold case.

What happens in the brains of people with psychiatric illnesses? With a €23.23 million gravity grant, scientists from different fields will search for biological causes over the next decade. ‘By joining forces, we hope to improve diagnosis and treatment for patients with these diseases.’

Effectively treating a severe case of pneumonia is often challenging. Identifying the pathogen behind it can be difficult. PhD candidate Ilona den Hartog tried something new: ‘We searched for answers in substances our own body produces.’ PhD defence on 17 September.

With its FestivOWL theme, Orientation Week Leiden (OWL) promises to be one big festival for new international students in Leiden.

From cloth to serge and from ‘frame lands’ to a wool factory. Archaeologist and historian Roos van Oosten was pleasantly surprised by what she found out about Garenmarkt in Leiden. The historical research on the site of the new car park, which opens to the public on 19 February, has added a new chapter…

The brightness peak of the ring around M87's supermassive black hole has shifted 30 degrees counterclockwise in a year. This is shown by new images released by the Event Horizon Telescope consortium.

Yusra Abdullahi, Maha Ali and Felipe Colla de Amorim recently joined the Institute for History as PhD candidates. Together they work an an integrated, collective project. Learn more about them below!

Since August 2017, dr. Sarah Schrader is working at the Faculty of Archaeology in the department of Archaeological Sciences. Her expertise is human osteology with a specific focus on the bio-archaeological reconstruction of daily activities. Recently she took over the management of the Osteoarchaeology…

From 6 to 9 May the Law's pluralities conference was held at the Justus-Liebig-University in Giessen. Highly interdisciplinary in the areas of literature, art and law.

On Tuesday 12 January 2021, the Leiden Law School thesis prizes were awarded at the New Year’s event.

Through the clever use of two types of telescopes, a team of researchers has produced stunning images of clusters of galaxies. This not only produces beautiful images, but also provides more information about the enormous amounts of energy released around supermassive black holes in clusters. The astronomers,…

The Grotius Centre, in collaboration with Duke Law School, will be hosting the Duke-Leiden Institute in Global and Transnational Law from 16 June to 17 July 2019 in The Hague, the International City of Peace and Justice. Applications for the second edition are now open!

From 5 – 7 November the The Hague Program for Cyber Norms will take place at Het Spaansche Hof in the Hague. The theme this year is Behaviour in Cyberspace: Novel Horizons.

His PhD research project - entitled Charlemagne's Workshops - is an ongoing investigation into the role of copper-alloy craft production in the early medieval economy of North-west Europe. The geographic limits of this research have up until now centred on the Netherlands (Frisia Magna in medieval times)…

Mysterious protein fibers show up in the brain cells of people suffering from Alzheimer’s' disease and other neurodegenerative disorders. Leiden physicist Louise Jawerth has been awarded a Vidi grant to find out how these fibers form in the first place.

For the first time, astronomers have observed in three dimensions that gas from spiral galaxies is blown upwards and downwards at high speed, far out of the galaxy. They thereby confirm the theory of galaxy evolution: that star-forming galaxies create intergalactic gas flows by discharging gas along…

As of February the SBB team has expanded. Simcha Jong has joined the team as a Professor and Director of Science Based Business.

The submission deadline for applications to Leiden University Libraries (UBL) Scaliger Institute fellowship programmes has been set for 1 April 2024. The Scaliger Institute, the special collections research centre of the UBL, supports scholars in any field of study and from anywhere in the world to…

Leiden Biology student Bregje Brinkmann received the annual award for being the best BSc-student in 2014 from the “Stichting Professor Dr. K. Bakker-fonds”.

Toon Kerkhoff, Assistant Professor of Public Administration, discusses the recent corruption scandal in The Hague and the future of these suspects’ political careers.

On 13 October 2023, the third PhD day organised within the context of the research theme Institutions for Conflict Resolution (COI) took place in Leiden. COI is a collaboration between Leiden University, Utrecht University, and Radboud University Nijmegen that serves to implement the Netherlands Sector…

Reports from Quebec media show the French-Canadian far-right organisation La Meute dealt itself another self-inflicted blow this week, with several club executives being forced out of the group and having a former co-founder, Patrick Beaudry, publicly declare ‘the ship is sinking.’