Researchers from FOM Institute AMOLF, Leiden University and Harvard University made a rubber beam that bends faster when subjected to less pressure. They published their work on 21 July online in Physical Review Letters.

The opportunistic bacterium Burkholderia cenocepacia is feared by cystic fibrosis patients and is emerging in hospital-acquired infections. An international study sheds new light on the infection mechanism of this opportunistic pathogen that may have large implications for treatment strategies.

Rodrigo Ochigame’s project explores how AI redefines scientific evidence, aiming to help scientists critically navigate these transformations with the Veni grant.

On 11 February 2019 the Women in International Law Network, established in 2017 as an informal network for midlevel to senior female officials, experts, advisers and academics working in international law in the Netherlands, organised a panel discussion and the book launch of ‘Frontex and Human Rights’,…

Professor of Brain, Safety and Resilience Anne-Laura van Harmelen has been nominated for the Huibregtsen Prize. The winner of the prize will be announced on the Evening of Science & Society (4 October).

Which molecules go into forming planets? PhD candidate Christian Eistrup and his colleagues have created new models to research this question. Their findings could change our idea of which molecules were forming Jupiter or even Earth.

How do I conduct research? How do I structure, conduct and record what I’ve thought of and done? The Bio-Pharmaceutical Sciences Programme didn’t just want students to perform a series of tests for the Cellular Biochemistry practical course. After a complete re-vamp - ‘From traditional cookbook lab…

Who will be affected by certain chronic diseases, and who will not? For 30 percent that depends on heredity factors, whereas no less than seventy percent is explained by external factors. A Dutch research consortium receives 18 million euros from the prestigious Zwaartekrachtsubsidies to study these…

Technological innovations such as home dialysis could significantly improve the quality of life and health of kidney patients. Professor Joris Rotmans therefore wants to continue pushing for new medical technology, as he will explain in his inaugural lecture on 24 March.

Researchers from the Institute of Biology Leiden have discovered how good intestinal bacteria regulate our innate immune system. This surprising discovery could make it possible to treat diseases related to inflammation, such as diabetes and colitis, with a cocktail of good bacteria. Publication in…

Spitting cobra venom composition has been influenced by defensive behaviour according to an international research team. This may have originated from the arrival of human ancestors. Students at the Institute of Biology Leiden made an important contribution to the study. Publication in Science on 22…

Proactive zebrafish appear to have a much stronger wake-sleep rhythm than reactive fish. In the most reactive fish, rhythmicity appears to be lacking completely. This is shown with research by Leiden biologists, published in December 2018 in the journal BMC Biology.

Fewer CO2 emissions, less airborne viral transmission, and a more sustainable form of food production: seven consortia of researchers and societal partners will put a budget of 32 million euros towards developing technological innovations. Important Leiden research on circular electronics by Prof. Dr.…

Two events on Music and the Brain will be held in Leiden later this month.

Vincent Bakker has won the 2017 Thesis Prize of the research master’s programme Political Science and Public Administration. His study of labour market effects of social investment policies is the crowning achievement of Bakker’s work as a MSc student. It also marks the start of his academic career.…

To eat or get eaten. It describes the evolutionary race of snakes versus the mammals and birds that prey on these snakes. Muzaffar Ali Khan devoted his PhD to investigating the molecular mechanisms play of the evolutionary arms race, and has his promotion 16 February. What makes mammals and birds successful…

A new treatment for atherosclerosis showed promising results in isolated cells but proved to be less effective in initial animal tests. Bachelor student Biopharmaceutical Sciences Willemijn van der Heijden aimed to understand why. She investigated whether the formation of a protein layer around the…

Leiden Observatory is going to use a new technique to carry out calculations on gravitational lensing measurements. They will do this is the context of research into the formation of elliptical galaxies. Alessandro Sonnenfeld (University of Tokyo) who developed this technique joined the research team…

Dr. Tesse Stek has been awarded a Veni and a Free Competition (within the Humanities field) grant by the Netherlands Organisation for Scientific Research (NWO) for his research projects.

Each year, Leiden Law School makes two Meijers PhD positions available to talented researchers. One position is open to participants in the Pre-PhD Programme (PPP) and one position is open to other candidates from within and outside Leiden University.

The way DNA folds, largely determines which genes are read out. John van Noort and his group have quantified how easily rolled-up DNA parts stack. This costs less energy than previously assumed. Publication in Biophysical Journal.

At the opening of the LDE-BRIN Academy on 31 October, the Bosscha Medal was awarded to Professor Taniawati Supali from the Department of Parasitology at the University of Indonesia. She receives the medal for her outstanding contribution to science and her working style, which is characterised by collaboration,…

It may well be that only male zebra finches can sing, but the females are faster at learning to discriminate sounds. Leiden researchers publish their findings in the scientific journal Animal Behaviour.

Many important discoveries have been made in Leiden, and the Leiden Discoveries route guides you through the city to find them. For example, it will take you to the lab of Nobel laureate Willem Einthoven, who was a professor of physiology. His most important invention, the electrocardiograph, is still…

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…

Social scientists from Leiden University have worked with an international team to create teaching modules on migration.

A certain type of oil droplets changes shape when cooled and shrunk: from spherical through icosahedral to flat hexagonal. Two competing theories couldn't fully explain this, but now, a Physical Review Letter by Ireth García-Aguilar and Luca Giomi solves the mystery.

AstroEDU is one of the world's most inspiring education innovations, according to the experts at HundrED. It is a recognition for a place where educators can discover, review, change, and share astronomy- and space-related activities for primary and secondary education, and where they can have their…

Scientists of the faculty of Governance and Global Affairs research completely different subject, among which terrorism, cybercrime and migration. In the upcoming weeks we will give the floor to several of our very best researchers. In this episode: migration researcher Alexandre Afonso.

A deliberate attack on a tangible element of a culture, such as a temple, is often also an attack on intangible elements: the religion or religious customs. Equally, the intangible can be attacked without the involvement of the tangible, for example the brutal curtailment of rights. How are these reflected…

Nikoleta Yordanova, a political scientist at Leiden University, will lead an international research consortium funded by the European NORFACE Network to complete a multi-disciplinary project ‘Willingness and Capacity for EU Policy Action in Turbulent Times: Conflicts, Positions and Outcomes’ (EUINACTION).…

Bacteria temporarily live without their cell wall if dangerous viruses are near. A remarkable feature, as the cell wall is a sturdy barrier against threats. Still, the discovery has a logical explanation ánd might be of a consequence for fighting pathogenic bacteria, according to Véronique Ongenae,…

Three research projects with researchers from Leiden University have received a Dutch Research Council Open Competition Science-M grant. This is for innovative, high-quality fundamental research within the science domain.

The Centre for Science and Technology Studies (CWTS) at Leiden University opens a new PhD position to better understand and combat paper mills. This will be in collaboration with Sheffield University and Wiley, a publisher, who will also sponsor the project.

Various companies in the plant biotech industry will test a recent Leiden discovery in their crops. The ‘Pol Theta’ technology is developed in Leiden and makes it possible to reduce undesired side effects during genome engineering of plants.

How is our perception of sound informed by the way we participate in the world? That is the question PhD candidate Gabriel Paiuk has been pondering in recent years. 'The way we experience sound is informed by material, technical and collective conditions that influence our interaction with the envir…

Jojanneke van der Toorn, professor by special appointment in Lesbian, Gay, Bisexual and Transgender Workplace Inclusion at Leiden University, states that it is difficult to create an inclusive work environment. This is partly due to the fact that lesbian, gay, bisexual and transgender people have themselves…

Biophysicist Rolf Harkes has developed a microscope to optically localize individual molecules in living cells. It improves monitoring of diseases like cancer and Parkinson’s at the cellular level. Defende PhD thesis on t13 January 2016.

Two Leiden research projects that focus on increasing the biodiversity of Dutch production systems for food and ornamental horticulture have started thanks to funding from the Dutch Research Council's KIC research programme.

Identifying novel antibiotic compounds to tackle antibiotic-resistant bacteria. Researchers from Leiden University and VU Amsterdam will unite through a project now funded by NWO’s Open Technology Programme (OTP), which awarded the collaboration nearly one million euros.

During the 80th session of the Geneva-based Institut de Droit International, Aleydis Nissen was awarded the Andrés Bello Prize. The competition was established by James Brown Scott in 1931 and is carried out under the auspices of the Institut.

Using photosynthesis to generate energy, or using enzymes to effectively produce biofuel; Leiden chemists Huub de Groot en Hermen Overkleeft have both obtained an NWO TOP funding for their pioneering research. With the money they can take on new PhD students.

Mathematics can help predict thrombosis. Mathematician Mark Alber has developed models that even aid in suggesting treatments. In the Kloosterman lecture on 27 June, he will explain how this works.

Before researchers can develop targeted drugs, they need to know exactly how a disease works. Biochemist Bert Beerkens created molecules that allow them to find out. He used caffeine as the basis for new molecules that enable research into certain receptor proteins on cells.

What opportunities does uncertainty offer with regard to innovative behaviour of professionals and what role does leadership play in this?

2021 saw many prizes awarded to staff and students of Leiden Law School. Grants for new research projects were also awarded and our staff were invited to particpate on committees or recognised in other ways too. An overview of this year’s achievements is given below.

An online course offered by Leiden University on the European Union is among the top 50 MOOCs in the world. This was announced recently by MOOC platform Class Central.

Ewa Snaar-Jagalska, Shuning He and colleagues from IBL, LION and LACDR reported on a new zebrafish study to understand micrometastasis of human cancer cells. They discovered a novel role for neutrophils in assisting metastasis formation, which provides critical insights for anti-cancer therapies.

A special relationship between plants and fungi, which plays an important role in carbon storage in soil, has the potential to slow down climate change. However, the amount of carbon stored in soil is decreasing as a result of human activity. This is what researchers say in a publication in Nature Communications.…

Maria discusses her case studies with a broader public