On the 6th of July, wood specialists, members of the canoe club Natsec, a professional boat builder, volunteers of the Vlaardingen Broekpolder and students and staff of the Faculty of Archaeology of the Leiden University gathered on the waterfront in Vlaardingen. Two reconstructions of prehistoric canoes…

The VPRO children’s television show Beestieboys visited the Philippine crocodile project of the Mabuwaya Foundation. Presenters Tim and Nicolaas met CML researcher Merlijn van Weerd, who is director of the Mabuwaya Foundation. They joined him on a crocodile night survey and during a school lecture on…

Recent publications

In the master’s programme in Archaeology, you can follow courses on the archaeology of the Mediterranean, deepening your understanding of this fascinating region. From the many faces of ‘Hellenism’ to the early rise of the Roman Republic, to the voyages of European Crusaders in medieval times. The archaeology…

Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

This long term project in Jordan is at the basis of many specialists’ studies and has several off-shoot projects. The project, with its many approaches, is also a framework for much teaching in Levantine Archaeology at Leiden University, especially concerning fieldwork methods, artefact studies, research…

Boudewijn Röell's Olympic medal, an ancient skiff and photo's of memorable rituals. Asopos de Vliet - Princess Beatrix was a member - is celebrating its 55th anniversary with an exhibition in the Oude UB, from 1 November to 26 January.

Master’s students in Industrial Ecology and Governance of Sustainability have helped answer organisations’ questions about sustainability

The Sustainable Development Goals of the United Nations aim to improve all issues simultaneously: social, economic, and environmental outcomes. However, a new study shows that eliminating extreme poverty and reducing income inequality often leads to higher environmental impacts. Therefore, additional…

After an intensive tender procedure, Leiden University and the Municipality of Oegstgeest have chosen Dura Vermeer for a new housing development with plenty of affordable homes in Nieuw Rhijngeest-Zuid. Dura Vermeer seeks to create a green and playful neighbourhood with welcoming public spaces as its…

The High Troughput Microscopy Dutch Flagship Node that includes the Leiden Cell Observatory Screening platform is now officially ratified as a Euro-BioImaging (EuBI) Node Candidate

On Thursday 3 November Leiden University will celebrate the official opening of two wall formulas in the city centre. As of now, Snell’s law and the Lorentz force formula shine on two walls in the heart of Leiden. They are part of a project to display at least ten groundbreaking formulas with a Leiden…

Leiden University’s Living Lab is moving to the middle of the Leiden Bio Science Park. In the lab’s new home between the University of Applied Sciences, Mentor and Naturalis Biodiversity Center, the first ditches have now been dug. This new location is more accessible to both researchers and the public.…

An online platform with instructive and social challenges to prepare students for the changing job market. This idea won the Piece of Skill team the Deans’ Challenge on 27 August. In this competition students invent solutions for global issues, selected by deans of Leiden University.

Higher temperatures are resulting in changes to vegetation and soil in mountain areas throughout the world. An international research team including Leiden ecologist Ellen Cieraad published an article on 25 January in Nature on the disruption to the ecosystem.

The world abounds with different footprints that calculate human impact on the environment. Environmental specialist Kai Fang is the first person to have developed a family of footprints that allow better measurement of environmental damage and the depletion of natural sources. PhD defence on 24 Nov…

Without scientific knowledge, we won’t be able to tackle the grand challenges of the 21st century: climate change, energy transition, social inequality and coronavirus, for example. Professor by Special Appointment of the Social Value of Science Laurens Hessels is therefore calling for more transdisciplinary…

With the opening of Wijnhaven, Leiden University now has three locations in The Hague. Photographer Nicole Romijn recorded the construction process of the former ministry building from start to finish. The result can be viewed at the photo exhibition on the Wijnhaven Building in the Old University Library…

Europe can only maintain its level of consumption by structurally relying on resources extracted abroad. This finding was published in the September issue of the prestigious journal Global Environmental Change, in a paper that was co-written by scientists at Leiden University.

Chronic pain, nausea or vomiting due to chemotherapy. If you suffer from such ailments, medicinal cannabis can be a godsend. Though a downside is that it can make patients high. Therefore, Leiden researchers from the Oncode Institute are investigating alternatives that do not make you high. In Nature…

Martijn Manders conducts research on the sunken VOC ship De Rooswijk. Tirzah Schnater from the Ministry of Education, Culure and Science produced this impressive report of the work of this underwater archaeologist.

Het project heeft plaats gevonden onder begeleiding van Prof.dr.ir.Tjerk Oosterkamp. De titel van de presentatie is:

From 26 to 29 September 2017 the International Conference on Microplastic Pollution in the Mediterranean Sea was held.

It's now possible to measure how many plastic particles there are in our food. Chinese scientists and Leiden professor Willie Peijnenburg applied their new method to lettuce and wheat. Their results were published January 20 in Nature Nanotechnology.

A team of researchers has managed to recreate the most natural skin cream in existence. Using the DUBBLE beamline (Dutch Belgian Beamline) at the European Synchrotron Radiation produced on the basis of the information identified, has the same properties as vernix caseosa. This cream may have a therapeutic…

Human activity at sea makes a terrible racket. To what extent does this disturb marine animals? PhD candidate Annebelle Kok studied the effect on harbour porpoises, long-finned pilot whales and their prey, and discovered the sheer complexity of the problem. PhD defence on 12 November.

Environmental researcher Martina Vijver is over the moon with her ERC Consolidator Grant. This prestigious grant is recognition, she says, of the study of the behaviour and possible toxicity of new nanomaterials in ecosystems.

Help us spot and clean up the plastic in the canals of Leiden! Leiden University is calling on the good folk of Leiden to help our researchers study the plastic in the city’s canals. And if you’d like our canals to be plastic-free, why not donate towards a fleet of canoes to clean them up?

How can you see something that’s invisible? Well, with Euclid! This future ESA telescope will map the structure of the Universe and teach us more about invisible dark matter and dark energy. Scientific coordinator of Euclid and Leiden astronomer Henk Hoekstra explains how this works.

Armed with sunglasses, a thick layer of sunscreen and several bottles of water, over 3,300 students have arrived in Leiden for their introduction week. The start of the 55th EL CID happened to be on the hottest day of the year.

The ‘Stans Prize 2016' (for the best thesis, report or article produced by a CML student) has been awarded to Carlos Felipe Blanco Rocha. Other CML prizes were awarded to Henrik Barmentlo, Arnold Tukker and Coen van der Giesen.

From underground heat exchangers at the Bio Science Park to drinking taps to replace water coolers. With its new environmental policy plan, Leiden University will become greener in the coming years.

After decades of intensive farming, the peatland area is under pressure. Researchers, farmers and policymakers work together in the Polderlab to identify future-proof types of agriculture. ‘It’s unbelievable how quickly the system bounces back without intensive fertilisation.’

Traces of the past remain hidden in rivers, lakes and seas. In his inaugural lecture Martijn Manders will explain why underwater archaeology is important to understanding our history.

Leiden based chemistry student and chess grandmaster proposes molecular system for development of artificial leaf

Bird, butterfly, fish: when you look through a children’s book, you usually don’t think about the fact that humans divided these animals, depicted in bright colours, into categories. Yet, this division has been discussed for centuries. In her PhD dissertation, Didi van Trijp shows how natural scientists…

Chemical substances and nanomaterials are processed on a massive scale in diverse products, while their risks have not been properly assessed. Time and again synthesised substances have been shown to pollute the environment more than lab tests predicted. This is the warning given by Professor of Ecotoxicology…

Hydrogen can help to solve the climate problem. At least, if we start producing it in the right, clean way. Leiden researchers mapped out the global environmental impact of hydrogen production and looked ahead to 2050. They published their work in Energy & Environmental Science.

The world’s prosperity and well-being are seriously being threatened by the degradation of land and nature. Although there are opportunities to turn things around, fears of further deterioration in the coming decades must not be taken lightly. That is concluded at the Intergovernmental Science-Policy…

Han Meyer, Carola Hein, Paul van de Laar and Sabine Luning, argue that in the current moment of major crises these ship channels necessitate radical reconsideration.

The Dutch press has given the anniversary exhibition in the Leiden Meelfabriek some rave reviews: ‘Global Imaginations is amusing and confrontational.’ The exhibition celebrates the 440th anniversary of Leiden University and can be seen until 5 October.

André Leliveld has won a grant of 100,000 euros within the Comenius Senior Fellow programme for the project ‘Learning globally, acting locally: co-creation of an international multidisciplinary online learning environment around Frugal Innovation'. André is academic coordinator of the Leiden-Delft-Erasmus…

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

A lot of municipalities work with a points system to encourage construction projects to take biodiversity and creating green areas into account. But this way of working also benefits local neighbourhoods and residents, master's student Marije Sesink discovered. She based her study on The Hague.

Can zebrafish provide a fast, sensitive in vivo vertebrate model for identifying novel mechanisms of Ewing sarcoma progression and for development of new anticancer compounds in a time- and cost-effective manner?

To what extent is sound a stressor to fish? And are behavioural and physiological phenotypes equally sensitive to disturbance by noise pollution?

Considering Mesoamerican Precolonial books as material objects

Arts and leisure, Arts and leisure

Methods of treatment for chronic illnesses are limited. Doctors and researchers at Leiden University Medical Center (LUMC) and Leiden University are working on new therapies as an alternative for organ transplants. The goal is to cure the illnesses by restoring organs to their original function. Stem…

Exponential population growth and rapid urbanisation are prompting the development of gigantic African metropolises that must be supplied with resources such as food, water and energy. This creates economic opportunities, drives migration and presents political challenges. Researchers from Leiden combine…