The large-scale project NanoInformatics will assess the risks associated with nanoparticles. The project will be funded by the EU with 6.8 million euros and was launched at the beginning of this year. Three scientists from Leiden are involved. 'For the first time, this project combines the various experts…

Together with colleagues from the UK (lead), Burkina Faso, Ghana, Uganda, Brazil, Sweden, Germany, and Marjo de Theije of the VU (Amsterdam), Luning has obtained a research grant for the project 'Sustainability Transformations in Artisanal and Small-scale Gold Mining: A Multi-Actor and Trans-Regional…

On November 25, Dr Araceli Rojas presented her book El tiempo y la sabiduría: un calendario sagrado entre los ayöök de Oaxaca. The event took place in the Central Public Library of the State of Oaxaca, in the heart of Oaxaca City, at 7 pm.

Microscopic swimmers such as bacteria do not always swim alone. There are advantages to exchanging information and cooperating. Stefania Ketzetzi and colleagues now show in Nature Communications that human-made microswimmers, too, can cooperate.

There are miniaturisation beams, microrobots, and ice skaters who suddenly drop into a hole in the ice. Students of the local MBO Rijnland let their imagination run free while animating Leiden physics research. The result is eleven surprising and very diverse science animations.

Professor Jenny Doetjes at Leiden University researches similarities and differences in languages, specifically in the area of numerals and quantifiers. Her research provides insight into language patterns, bu also in the working of the human brain. Inaugural lecture on 26 January.

In the sixteenth and seventeenth centuries artists were fascinated by how the animal kingdom was classified. They were in some instances ahead of natural historians.

An international team of astronomers led by Violeta Gámez Rosas (Leiden University) has observed a supermassive black hole hidden in a ring of dust. This discovery fits the idea that the so-called active centers of galaxies are much more similar than observations show, because the viewing angle from…

Nanodiamonds and charcoal in Dutch soil provide no evidence for the alleged impact of a meteorite at the end of the last Ice Age. This is the conclusion of a research done by Utrecht University in collaboration with Leiden University and the University of Groningen.

The Leiden-Delft-Erasmus Universities strategic alliance celebrates its tenth anniversary in 2022. At the ‘The Next Ten Years’ anniversary celebration in the Faculty Club on 12 April, the partners looked back on their achievements and ahead to the major social challenges of the next ten years.

Can trees adapt to (climate) change? Which trees are more or less capable of doing so, and why? A group of researchers from all over the world set to work on these questions. Professor of Environmental Biology Peter van Bodegom helped to classify the functional traits of tree species. These are for…

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.

Martina G. Vijver has been appointed professor of Ecotoxicology at the Institute of Environmental Sciences of Leiden University with effect from 1 December 2017.

‘In a hole under water there lived a hobbit’: a new species of shrimp named after Bilbo Baggings. Biology student Werner de Gier described this newly discovered species during his bachelor internship at Naturalis Biodiversity Center.

As a prelude to the Night of Discoveries, an Afternoon of Discoveries will be held in Leiden on 21 September for children from the age of eight. Researchers will tell exciting tales and the children will get to do experiments.

On Friday 13 July, fifty Philippine crocodiles (Crocodylus mindorensis) bred in captivity were released into a lake in the Northern Sierra Madre Natural Park on the northern Philippine island of Luzon. Researchers at Leiden University are hoping this will help speed up the recovery of the crocodile…

The Netherlands organisation for Scientific Research NWO has granted a subsidy to prof. dr Wilfred H. van Soldt (Humanities, LIAS) and dr Diederik J.W. Meijer (Archaeology, Near East) to conduct a pilot excavation in Iraqi Kurdistan.

A mega-dam around Europe is a possible solution as protection against rising sea levels. Whether that is really a good idea, was debated on by young professionals during the debate on the future of European coastal protection. 'A big dam may seem safe, but actually isn't,' argued debate winner Haye…

An MRI scanner is much more than a machine alone. It is an extremely versatile technique that provides numerous opportunities for finding out more about the workings of the human brain, says Thijs van Osch, Professor of Radiology, with a particular emphasis on experimental cerebrovascular imaging. Inaugural…

Amino acids are the building blocks for life on earth. They may originate in space and reach the Earth via comets and meteorites. Daniël Paardekooper examined part of this hypothesis. PhD defence on 5 July.

Ominous witches, gruesome monsters, and hideous freaks: from Saturday 15 June, Kunsthal Rotterdam will be putting the spotlight on the shady depths of human imagination in the exhibition Hello darkness, my old friend. Seventy works on paper from the collection of the Leiden University Libraries confront…

Leiden researchers have found minute movements in the laccase enzyme. This discovery could lead to the development of much more efficient biofuel cells. Publication in Biophysical Journal.

It is theoretically possible that habitable planets exist around pulsars, rotating neutron stars. Such planets must have an enormous atmosphere that convert the deadly X-rays and high energy particles of the pulsar into heat. That is stated in a scientific paper by astronomers Alessandro Patruno and…

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 Thursday 3 March , Prof. Margaret Moore will give the annual Centre for Political Philosophy lecture.

On September 20 and 21, a conference on the governance of international courts and tribunals took place at Leiden Law School.

Kirsten Leiss, at the IBL since 2001, is developing new ways of crop protection in order to decrease the use of pesticides: As a model she uses the thrip, a tiny insect which causes economic losses worldwide by silver- and growth damage and virus transmission to vegetables, fruits and flowers.

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…

The Herta Mohr Building is leading the way in sustainable innovations, for both Leiden University buildings and beyond. It is the university’s first fully gas-free building and the new Thermal Energy Storage system alone will cut carbon emissions by 150,000 kg per year. The building has an ‘Excellent’…

Face masks and gloves designed to protect us are, in fact, dangerous for the animals around us. Scientists from Leiden warn that throughout the world, on land and in the water, animals are ingesting corona waste, or getting entangled in it. The two biologists are asking for everybody’s help to better…

Yisheng Development is to design the entrance area to the Leiden Bio Science Park. Leiden University and the municipality of Leiden selected this Amstelveen-based project developer on the basis of their sustainable design for a vibrant campus. The design provides a combination of residential, working…

The Leiden Hortus Botanicus is the oldest botanical garden in the Netherlands. Although perfect for a ramble, it is much more than an open air museum. PhD students carry out their research here and the Hortus makes a serious contribution to biodiversity through the exchange of rare seeds with other…

How dangerous are micro- and nanoplastics? Do they affect the environment? What harm can they do to our bodies? Questions that we can now finally answer because of Fazel Abdolahpur Monikh. Together with his colleagues, he developed a method to detect and quantify nano-sized plastics. Their paper has…

In the last week of March, twenty Leiden students of Turkish and Middle Eastern Studies left for a seven-day trip to Istanbul. Their goal: to follow lectures and immediately see the theory in practice, on a city walk.

Generations of Leiden students and academics have done archaeological research into the early medieval history of Oegstgeest. This makes this old settlement one of the best-documented sites from that era. In a new book Leiden researchers take stock.

An international team of researchers led by Leiden archaeology professor Marie Soressi and Leipzig senior geneticist Matthias Meyer has recovered the DNA of a woman belonging to an Ancient North Eurasian population from a 20,000-year-old pendant. This is the first time DNA analysis has been used to…

The International Institute of Air and Space Law was delighted to host the 14th edition of the Leiden-Sarin International Air Law Moot Court Competition – for the first time – in Leiden! After three years of online mooting owing to the pandemic, this year’s competition was held again in person.

It takes years to develop new medicines, from the test tube to trials in humans. During the process it often happens that a drug that seems promising in the initial stage has to be dropped in a later phase. This costs time and money. Leiden University and the LUMC are working closely together to make…

With the sowing of the last experimental plot, new research platform TERRA-Dunes was officially opened on 29 June 2018. The experiment has a fundamental scientific character, but has important practical applications in nature restoration.

Almost 100 billion tons of CO₂ could be pulled out of the atmosphere by the end of the century. That is, if high-income countries switch to a plant-based diet. The double carbon profit of returning farmland to its natural state would equal about 14 years’ worth of agricultural emissions, researchers…

Bones contain a wealth of information about a person's life. Leiden archaeologists glean information from skeletons about human development and find ways of combating diseases. Read more in the research dossier on 'The skeleton as source of information'.

What chemicals do plants have available, and what happens if they use them when faced with bacteria or fungi? That is what PhD candidate Luis Salomé Abarca is keen to learn. He studies plants’ survival and their use of chemical components in communication and defence. Salomé Abarca works at the Natural…

An international team of astronomers, including Leiden’s Christian Ginski, has discovered previously unobserved structures in a debris disk around a nearby star. Article published in Nature on 8 October.

Welcome to Leiden and The Hague! So there you are, an international BA or MA student, in a city where you don’t know the way and don’t speak the language. What now? Don’t panic: with our international introduction programmes, you’ll soon have learnt all the ins and outs. And another important thing:…

In 2022, Leiden will be the European City of Science. The preparations are in full swing, so we would like to give you a look behind the scenes. This time we talk to Ewine van Dishoeck. She is the driving force behind the annual programme at the Faculty of Science. As far as she is concerned, there…

Researchers at Leiden University have been awarded a €4 million EU grant to develop climate-neutral fuels. With this money they will expand the broad research community that focuses on green energy. If we work together, we can make the rapid progress that is needed, says Prof. Huub de Groot, Professor…

Leiden University is a fantastic example of a network university: we create an impact with the city, stakeholders and regional and international partners. The lines of communication are really short and there is a great sense of togetherness. Our good relations with the city have also informed how we…

Prehistoric people may well have had an emotional bond with domesticated dogs much earlier than we thought. Leiden PhD candidate and vet Luc Janssens discovered that a dog found at the start of the last century in a grave dating back 14,000 years had been sick for a long time and had been cared for.…

Violent conflicts and civil wars in Chad impede most rural households' access to food security, agricultural activities and access to essential services such as health care. In her dissertation, Nakar Djindil Syntyche denounces this issue. She obtained her PhD on 24 November.

On 21 June, our beloved colleague Joan van der Waals passed away after a long and rewarding life.