Happy students and proud families, friends and lecturers; on 13 July the first fifteen refugee students graduated from the Preparatory Year for teaching in Leiden. They started a programme in September at a Dutch university of applied sciences or an academic university. 'This is just the start!'

The Royal Netherlands Academy of Arts and Sciences has elected five Leiden professors from different disciplines as new members. Two of the new members are women.

Discovering effective new drugs is a long, expensive and uncertain process. Laura Heitman wants to improve this by finding out more about how drugs bind to proteins that play a role in disease. She calls it ‘drug discovery 3.0’. Inaugural lecture on 9 December.

Since May, Assistant professor BioTherapeutics Lu Su works in our faculty. Although she is still young, she already worked in many different fields and co-operated on two publications in big scientific journals. How did she become so successful and what motivates her to keep researching the possibilities…

Professor Jan Kolen was appointed Dean of the Faculty of Archaeology on September 1, 2018. We sat down with him and interviewed him about his background, the challenges he sees, and the future of our Faculty.

On 15 January, the winner of the famed LION Image Award will be announced. Submissions ranged from the famous 3d printed microboat to an eerily abstract graph depicting a Majorana fermion.

Gianne Derks is the MI’s new scientific director from 1 May. She has worked abroad longer than in the Netherlands and, after more than 27 years in Surrey, she dreams in English. Who is this new director and who or what managed to entice her to make the move to Leiden?

What is the influence of non-hereditary factors on our health, such as lifestyle, diet and exposure to harmful substances? The Exposome-Scan project, led by Leiden professor Thomas Hankemeier, has been awarded 3.2 million euros from the NWO Investment Grant Large programme to answer this question. With…

The Lorentz Center is a melting pot that is visited by researchers from around the world. ‘Miracles happen’ during the five-day interactive workshops at the Center. And there is an extra reason to celebrate the center’s 25th anniversary. On 28 April, the Dutch Research Council (NWO) and Leiden University…

Staff and student mobility, a cooperative education programme and the possibility of a joint research center in artificial intelligence and data science. A delegation from Chinese partner XJTU paid a fruitful visit to the Faculty of Science in the last week of October.

At science festival 'Over de kop', surprising brain facts alternate with confronting stories from the operating room. Researchers explain why our brains love beans and why you should never ride a racing bike without a helmet.

In an Advance Online Publication biophysicist John van Noort and others show using magnetic tweezers that DNA is folded in compliant helices of chromatin. This allows enzymes access to the DNA needed for gene expression. Van Noort's research group made the discovery in close partnership with researchers…

Imagine that you need to travel, but you don’t have a car and you’re dead broke. What do you do? Hitchhiking, of course! Leiden biologists found that certain bacteria use this very same tactic: their spores hop on motile bacteria and use them as a taxi, ensuring they reach the right environment to f…

Children are perfect scientists: they are bursting with curiosity, they want to know how the world works and they go exploring every day. Yet many children barely get a chance to be engaged in science. A number of scientists from the Young Academy want to change that. They have received 150,000 euros…

For many students, a summer school abroad is a fun and useful way to spend the summer. This year, because of the travel restrictions, many summer schools were held online. There was no less interest from students though. What is it like to study in a different country, but digitally? Or to travel abroad…

The channel through which two cell components exchange material appears to form at the edge of their contact surface, and not in the middle. This was discovered by the Leiden physical chemists Jelger Risselada and Edgar Blokhuis together with researchers from the University of Lausanne in Switzerland.…

How does climate change affect the migration routes of birds? Mainly negatively, according to a new study from Yali Si from the CML. ‘It changes the timing of natural events differently in each region,’ she explains. ‘This can lead to a growing mismatch between the availability of food and the supposed…

Tuberculosis stands as one of the most lethal infectious diseases worldwide. A significant challenge in combatting tuberculosis lies in the emergence of antibiotic resistance triggered by genetic alterations, commonly known as mutations. These mutations can diminish the responsiveness to antibiotics,…

16 April was a special day at the Faculty of Science. In honour of the collaborations with the Chinese partner university, it was declared Xi’an Jiaotong University Day.

After two years in the Faculty Board, Student Assessor Zoë van Litsenburg makes room for a successor per September 1, 2022. Let’s meet the new Student Assessor Imen el Idrissi. ‘I want to focus on the communication between the Faculty and the students.’

The Spanish Society of Soil Science has chosen as the best thesis of 2015 (call 2016) in Spain to the CML-researcher Daniel Arenas Lago, for his research at the University of Vigo that expands and deepens in new knowledge about adsorption and retention of heavy metals in soils, an issue increasingly…

Whether you want to repair a car or you’ve simply lost your keys: there’s a good chance that in the future there will be an augmented reality (AR) application that can help you. A recent event looking at AR in the workplace (AR op de werkvloer) brought together professionals and students to explore…

Strong on substance, a good sense of humour and also a bit chaotic. This is how colleagues describe Suzanne van der Pluijm. She started as the new Executive Director at the Faculty of Science on 1 June. Who is Suzanne and what does she stand for? Get to know her in seven questions.

Neanderthals were able to outwit straight-tusked elephants, the largest land mammals of the past few million years. Leiden professor Wil Roebroeks has published an article about this together with his German colleague Sabine Gaudzinski-Windheuser in the Science Advances journal.

Antoni van Leeuwenhoek, the father of microbiology, died 300 years ago. 2023 has therefore been designated the Antoni van Leeuwenhoek year. The new Unimaginable exhibition in Rijksmuseum Boerhaave is about the amazing world that Van Leeuwenhoek made visible. What was so special about the way he worked?…

At the Faculty of Science, forty per cent of the employees are of a non-Dutch nationality. Amongst PhDs that is even sixty per cent. How are they doing in a time of working at home in a different culture, when travelling is not possible? Biologist Astri Kusumawardhani is the second in this series to…

On 23 September, the Leiden alderman for the Management of Public Space was presented with a Ginkgo Biloba in the Blekerspark. This special 'Peace Tree' was grown from a seed from a tree that survived the atomic bomb that devastated Hiroshima. The Peace Tree is being temporarily housed in Leiden's Hortus…

In the largest study of ancient DNA ever conducted, an international team of scientists has revealed the complex story behind one of the defining periods in European prehistory. The study is published this week in the journal Nature.

Her plan was to obtain a PhD, but, during her master’s, alumnus Sangbreeta Moitra discovered that her true interest lay in applying neuroscience in everyday life.

Everything around us is in motion. Students, the University, technology, society, the labour market and the world. These developments provide an impetus to experiment with new forms of education. This article samples a small selection of the many dozens of innovative educational projects. What is striking…

Donororganen zijn er nooit genoeg. De organen die wel beschikbaar zijn, moeten vliegensvlug getransplanteerd worden. De geneeskunde zet daarom volop in op het langer goedhouden van organen. Marlon de Haan (24) onderzoekt hoe je nieren buiten het lichaam in leven kunt houden.

25 Years ago, the Center for Bio-Pharmaceutical Sciences was founded at Leiden University; one year later, in 1985, the education program of Bio-Pharmaceutical Sciences started. On Friday September 18th, this was celebrated with a Symposium, an anniversary booklet, and a grand party.

Studying as an asylum seeker without a residence permit. Every year, student initiative IncLUsion enables dozens of asylum seekers to take several courses at Leiden University. ‘Education has given me a lot of support.’

Chemotherapy that does nothing until you irradiate it with light. Sylvestre Bonnet receives a Vici grant of 1.5 million euros for the development of this treatment. The Leiden chemist wants to build a new molecule to fight tumours that are at the time still difficult to treat.

Immunologist Leender Trouw specialises in the complement system, which is part of the immune system. In some diseases drugs help activate or inhibit this system. This is best done ‘in the right place at the right time’ − the title of his inaugural lecture.

With a single sample of water or soil, researches can analyse the DNA of everything that is living in that environment. During her research, PhD candidate Beilun Zhao discovered a way to analyse not only the kind of species, but also the age of the species in a water sample. The method showed its first…

Marcel Cobussen, professor of Auditory Culture and Music Philosophy, has made listening his speciality. From the sounds of a microwave to chirruping birds, he studies how people treat noise in their environment and what kind of information sounds can give. His mission: to teach people to listen better…

In medical and psychological sciences, little research has been specifically conducted on women. Hormonal fluctuations were considered too intricate. Yes, research into sex and gender differences is complex, acknowledge neuroscientists Ellen de Bruijn and Lara Wierenga, but that’s precisely why it's…

Which plant species grow where - and why? In a new study in Nature Ecology & Evolution, an international research team presents the world's first global vegetation database which contains over 1.1 million complete lists of plant species for all terrestrial ecosystems. Leiden professor of Environmental…

What is the best method and time to test the effectiveness of medicines? PhD student Rob van Wijk of the Leiden Academic Centre for Drug Research (LACDR) discovered zebrafish larvae are best used in drug research when they are five days old. His findings were published on 15 February in the journal…

Nausea, neurologic pain and hair loss: some of the severe side effects of chemotherapy. Not necessary, biochemist Liyan Zhang showed. Together with Leiden biologists and others, she achieved great results with a drug that is only active in combination with light. Zhang will defend her PhD on 4 July.

Two statues of gorillas abducting women: they were what led PhD candidate Dick van Broekhuizen to write a new type of history of nineteenth-century sculpture. ‘If you view nineteenth-century art history from a less narrow perspective, the narrative changes completely.’ PhD ceremony on 21 June.

On Saturday 16 April, secondary school pupils will once again have a chance to sink their teeth into the hardest language-related questions during the final of the Linguistics Olympiad. Professor Sasha Lubotsky and PhD student Cid Swanenvleugel are both former Olympiad winners. Now they are involved…

‘A university is a slow-moving institution, which is in many ways a good thing,' commented student Josephine Rook at the opening of the Leiden University Green Office on 27 September in the Hortus botanicus. ‘Sustainability is not about following the latest trends, but about making structural improv…

Anne Veens is on a mission. She wants secondary school students to get acquainted with anthropology, and think about the value it can have in the development and implementation of policy. To achieve this, she has developed a teaching package. Last July, she successfully ran the first pilot. 'Most pupils…

The Houthis are attacking ships in the Red Sea. Rerouting via South Africa is expensive, whereas the Arctic route only takes a week. Once a no-go zone, this route might be a more realistic option. Mind the nuclear submarines, though…

More than 3,500 enthusiastic Leiden first-years, 80% of them coming to Leiden University, gathered on Monday morning 13 August at the Lammermarkt for the start of the EL CID. Music booming, the groups gathered around their mentors in two shifts, at 9.30 and 11.30.

Tuesday was the opening session of the LDE Bachelor Honours Programme Sustainability. Lecturers introduced themselves, students got to know each other and it was revealed what they will do to contribute to a more sustainable world in the coming months.

The Dutch horticultural sector faces the challenge of becoming fully circular by 2030. Professor of Environmental Biology Peter van Bodegom is going to commit himself for four years to guiding this transition and nudging it into the right direction. Together with Leiden-Delft-Erasmus Centre for Sustainability…

Niels Laurens recently started as the new Director of Operations at the Faculty of Archaeology as well as the Faculty of Governance and Global Affairs. We sat down with him for an interview on his background, his drive, and his take on archaeology. ‘My main drive is to enable researchers and lecturers…