Prof. Arnold Tukker, Scientific Director of the Institute of Environmental Sciences Leiden (CML), visited the Center for Sustainable Development Goal Studies (SDGs Center) as part of a trip to Asia. The SDGs Center is a Center of Excellence at Padjadjaran University in Bandung, Indonesia, with which…

Studium Digitale: An Introduction to Network Data, Analysis, and Visualization

Amidst today’s armed conflicts, authoritarian governments, cyber-attacks, organized crime, economic insecurity, and ecological destruction, it can be hard to imagine peace. What do we mean by ‘peace’, beyond the absence of war? What kind of peace are we seeking? What makes people and society at peace?…

Physical chemist Rik Mom developed a revolutionary way to investigate catalysts in action in detail. For this work he received the distinction cum laude during his PhD defence on 29 June.

Lotte Croiset van Uchelen has worked at IT company Schuberg Philis for 11 years now. What makes this company so special? Ever since its foundation, only colleagues have worked there. No boss, no management. ‘Why would you need a manager?’

Coen van Hasselt’s pharmacology group collaborated on a study recently published in the renowned Lancet Infectious Diseases. The international team mapped the antibiotic treatment of the life-threatening inflammatory reaction sepsis in newborn babies. They did this for low- and middle-income countries,…

Yusen Yu wins the prestigious Graduate Student Prize of the Middle East Medievalists (MEM) with his article

How to get a PhD position is clouded in mystery. In one afternoon, Peter van der Putten and Maarten Lamers talk about how (they think) the game is played.

The 289 students who recently moved into the tower on Kolffpad at the Leiden Bio Science Park are sitting pretty. A self-contained unit in the middle of the campus yet surrounded by green, with a launderette, games room and study area on the ground floor, and, coming soon, a branch of Coffee Star.

Leiden University is a member of the Una Europa European alliance. This partnership of 11 research-intensive universities is working to shape the university of the future.

North Korean detention camps are no different from Nazi prison camps. But as long as the country remains economically isolated, international criticism will be ineffective, writes North Korea expert Remco Breuker in the opinion section of Dutch newspaper NRC on 21 February. Breuker advocates using the…

Four young Leiden researchers have been awarded a Rubicon grant to conduct research abroad. They will be working in Germany, the UK and the US studying such topics as the origin of galaxies and risk behaviour in young people.

Over 2,700 cars on the Fremantle Highway that caught fire on 26 July have been so badly damaged that they cannot be sold. Can we recycle these cars?

Leiden-Delft-Erasmus is introducing three new minors this year: Space Missions, (Re)imagining Port Cities: Understanding Space, and Living Education Lab. Marja Verstelle, Project Manager for Teaching at Leiden-Delft-Erasmus, talks about the importance of multidisciplinary collaboration for the new generation…

Every year, an outstanding lecturer receives the Faculty Teaching Prize. Lecturers are nominated by students and a jury decides who receives the prize. The prize is awarded during the official opening of the academic year on 2 September. This year, students nominated four candidates.

For some devout Muslims, going to the cinema or viewing certain images is provocative and problematic. Ahmad Nuril Huda investigated the development Santri (young, pious Muslims) have undergone in this field over the past ten years. The Cinematic Santri is the result of his PhD research.

Leiden academics Remco Breuker and Auke-Florian Hiemstra stand to win the title of Person of the Year.

A group of 18 Leiden students and alumni are advising the University on diversity and inclusiveness. Portraits of 11 members of the Diversity Policy Feedback Group.

Tell Balata Archaeological Park project On January 15th the cooperation project of the Faculty of Archaeology with the Palestinian Ministry of Tourism and Antiquities (Department of Antiquities and Cultural Heritage) and the Ramallah office of UNESCO was officially closed. At the same time the Archaeological…

Dark matter represents around eighty per cent of the total mass in the Universe. Yet, we still don't really know what it's made of. Astronomer Pavel Mancera Piña is looking for answers. With a Veni grant from NWO and the most advanced telescopes, such as the James Webb Space Telescope, he will investigate…

‘A woman with a mission’. In this honourable way, Dean Geert de Snoo described computer scientist Felienne Hermans at the official opening of her new research group Programming Education Research Lab (PERL). He is right: Felienne has a very important mission. With her new research group, she will do…

From sleep problems to suicide attempts: the consequences of bullying can be very serious. The National Day against Bullying (in the Netherlands 19 April) is the opportunity for Leiden psychologist Mitch van Geel to share some recent insights from his research.

Sleep disorders have a significant influence on our physical and emotional health. Sleep should therefore receive more attention within lifestyle medicine, says Professor Gert Jan Lammers. He will give his inaugural lecture on Friday 20 May entitled: ‘Getting to sleep’.

Researchers and policymakers are welcome to attend the AI & Society Conference in The Hague on Friday 23 June. The SAILS interdisciplinary research programme will be taking a nuanced look at the state of the art of AI technology. And offering fresh perspectives.

For the first time, scientists have traced back a high-energy neutrino to its source in space. It was produced by a so-called blazar—a supermassive black hole. Researchers from neutrino detector IceCube report this in Science. ‘This is a milestone for neutrino science,’ says physicist Dorothea Samtleben…

Why do we sometimes speak more slowly or more rapidly, and why do we sometimes have a longer pause between uttering particular words? This has to do with whether you are about to use a noun or a verb. This is the finding from research by an international team led by linguist Frank Seifart from the University…

Carel Stolker, former Rector Magnificus and President of the Executive Board of Leiden University, has been made an Officer in the Order of Orange-Nassau for his services to the city and University. Mayor Henri Lenferink awarded the royal honour to Stolker at the University’s Dies Natalis on 8 February…

The DNA of young people is regulated to express the right genes at the right time. With the passing of years, the regulation of the DNA gradually gets disrupted, which is an important cause of ageing. A study of over 3,000 people shows that this is not true for everyone: there are people whose DNA appears…

In 2015, Jorryt Matthee thought he discovered an extremely distant galaxy called CR7, which lacked elements heavier than helium. Three years later, he shows with measurements using the ALMA telescope that the galaxy does have carbon after all, and even in normal concentrations. The American Astronomical…

From a Tuscany escape room to scientific illustrations of flowers, and from Chinese movie subtitles to innovative education methods for children, every subject imaginable was covered at the first ever Honours College Conference. ‘You get the chance to break away from the standard study path.’

Leiden University has six top bachelor's programmes according to Keuzigids universiteiten 2025, a consumer guide to university programmes. This puts Leiden in fourth place of the broad-based universities.

Depression has traditionally been linked to increased inflammation. Innovative research by psychologist Eiko Fried refutes this popular assumption. He shows that specific depression symptoms such as sleeping problems explain this relationship. Publication in Psychological Medicine .

A delegation from Leiden University will be visiting several Japanese universities and research institutions from 18 to 26 November to discuss research and teaching collaborations.

PhD candidate Dennis Wander searches for the best of both worlds. That is to say: a cancer drug that is effective and also has minimal side effects. To this end, he makes new molecules inspired by two existing medicines. And not without result: ‘We have created a new variant that is very promising.’…

A piece of corrugated rubber can function as a simple computer, displaying memory and displaying the ability to count to two. Leiden physicists describe the computing rubber in the journal PNAS. ‘Simple materials can process information, and we want to find the principles behind that.’

An international team of astronomers has witnessed a cosmic weather event that has never been seen before.

Samineh Bagheri is the first PhD candidate to defend her thesis fully remotely.

It's pretty hard to spot a single 5 nanometer particle. Leiden physicists pulled it off by turning a 120 nm gold rod into a detector.

Ancient peoples might have harnessed the power of fire to modify their environment

Paramagnetism. An obscure occult practice? No. It’s one of the newest scientific methods for mapping the behaviour of proteins with great precision. Marcellus Ubbink has been awarded 3 million euro by NWO and Leiden University to purchase a very powerful instrument. The goal: to acquire greater insight…

Researchers from Biomon have used DNA-techniques to find 40 different species of fish in the river Dommel. This technique is capable of detecting more species than conventional methods of measuring.

Dr Erik Kwakkel, Leiden specialist on medieval manuscripts, has one foot in the world of medieval book production and the other firmly planted in the modern environment of social media. He is co-editor of Author, Reader, Book aimed at specialists in medieval authorship, and tweets daily to bring the…

Despite the rain and awful weather, the painting job has been finished within a week. The Van der Waals-state equation is the eighth Leiden wall formula.

On 9 and 10 November, the Institute of International and European Law of the University of Göttingen and the Minerva Center for Human Rights of the Hebrew University of Jerusalem, organized a conference called ‘Unpacking Economic and Social Rights: International and Comparative Dimensions’.

Seaweed, which is vital for marine life, is disappearing throughout the world at an alarming rate. Different currents and wave patterns can bring about recovery, but more research is needed. This is the conclusion of Achmad Adhitya. His PhD defence has a political edge because of his proposition and…

American pharmaceutical company Bristol Myers Squibb will be building a new (CAR-T) cell therapy facility in the Oegstgeest part of the Leiden Bio Science Park. The company will manufacture and develop CAR T-cell therapy for patients with blood cancer (leukaemia), for example.

Why is the sky blue? Why are most people right-handed? Why are spiderwebs so strong? These are just some of the questions arriving at Postbus 71, a Leiden2022 project where everyone can ask their questions. Friso de Hartog, the driving force behind Postbus 71, is busy answering as many questions as…

In 2015 the Pascalchair of the Faculty of Science, Universiteit Leiden and in particular of Leiden Institute of Advanced Computer Science, is held by Prof. Dr. Natasa Jonoska, University of South Florida, Tampa, USA.

The Bolivian people will make their opinion known on a change to the constitution in a referendum on 21 February. Leiden University organised a symposium on the referendum on 11 February. The aim of the change is to allow President Evo Morales to remain in power until 2025.

Olivier Nieuwenhuyse, member of the Faculty of Archaeology, was successful in receiving a grant from the Bijvanck Foundation for a first campaign of work at Tell Begum, northern Iraq (Iraqi Kurdistan). A small international team directed by Olivier Nieuwenhuyse in a joint effort with the Directorate…