About 15 km to the south of the ancient city of Petra, archaeologists from the University of Leiden have discovered an impressive network of ancient water conservation measures and irrigated field systems.

MERCOSUR recently renewed its commitment to and support for contributing to the improvement of drinking water and sanitation in Paraguay, a member state which faces challenges in this area particularly for lower socioeconomic and vulnerable groups.

Informal introduction for empirical-legal novices and knowledge seekers.

This special issue of the peer-reviewed journal Amsterdamer Beiträge zur älteren Germanistik (Brill, 2021) brings together articles that explore new digital ways of analyzing and annotating Old English vocabulary.

Thanks to modern technology, it is now possible to extract more gas and oil in the eastern part of the Mediterranean than in the past. As a result, a conflict has once again erupted between Turkey and Greece, in which Turkey is making claim to part of the Mediterranean Sea around Cyprus.

Address and contact information.

Student of International Studies Susanne Reitsma has a remarkable passion: water. In April 2015, she was elected vice president of the World Youth Parliament for Water, in which capacity she works for worldwide access to clean drinking water and sanitation. What does Suzanne find so special about water?…

An international team of astronomers, including astronomers from Leiden University, has found the missing link in the path taken by water through star-forming clouds and young stars to comets and planets. They did so with the help of the ALMA observatory in Chile. The researchers published their findings…

Professor Ewine van Dishoeck, together with an international team of colleagues, has written an overview of everything we know about water in interstellar clouds thanks to the Herschel space observatory. The article, published in the journal Astronomy & Astrophysics, summarizes existing knowledge and…

On 24 September the Institute of Environmental Sciences (CML) in Leiden will launch the new version of the Pesticides Atlas in cooperation with Rijkswaterstaat and Royal HaskoningDHV. The online tool is now faster, more user-friendly, more accessible and all data can be downloaded directly. Users can…

Four students of the Faculty of Archaeology investigated how the current and past inhabitants of the Dutch province of South Holland deal with water. Their findings now feature in an exhibition that can now be visited in the Van Steenis building’s Reuvenshal.

PhD defence

Promotor: S.J. Edixhoven, Co-promotor: K.J. Batenburg

This volume contains the first edition of 66 papyri and ostraca in the collection of the Leiden Papyrological Institute.

Our call for workshop proposals was met enthousiastically by various people, and we are happy to announce that the following four workshops were unanimously selected by the organising committee.

These are our lecturers (in alphabetical order) for the 2024 Summer School in Languages and Linguistics.

When mosquito eggs hatch in nutrient-rich water, the mosquitoes are larger and they can also fly further. That is the first conclusion of a study from by the Netherlands Centre for One Health (NCOH) by PhD-student Sam Boerlijst.

On 26 and 27 September 2024, Leiden University's Grotius Centre for International Legal Studies hosted the H2OLAW conference entitled 'Law-science interfaces within the law of the sea and fresh water law’. The conference marked the launch of a multi-year research project led by Dr Hilde Woker and Dr…

A leak developed in the mains water supply in the new building of Leiden University’s Faculty of Science at the Wassenaarseweg on Tuesday evening.

With increasing carbon dioxide levels in the atmosphere and their detrimental effect on the global climate, modern society needs to push for more renewable energy sources. Storing widely accessible and abundant solar energy in chemical bonds in the form of molecular fuel via artificial photosynthesis…

Your theoretical knowledge and hands-on research experience fit very well with current labour market demands.

Wouter Halfwerk and colleagues from Panama and the US published a paper on multisensory communication in Science. The authors provide compelling data on the consequences of multisensory perception on signal evolution in tropical frogs.

Yousef Yousef (39), a successful entrepreneur in the water-quality industry, recently joined the Advisory Board at Leiden Law School. Read the interview about his career.

Promotor: Prof.dr. G.R. de Snoo, Co-promotores: Dr. ing. M.G. Vijver, J.P.M. Vink

Interest groups play an important role in democratic society.

History student Mitchell Wiegand Bruss is taking part in the water council elections. Whereas until recently he had no idea what the governing body stands for, he now wants to create awareness among other students about the political body.

Publications of the Leiden Papyrological Institute

Promotor: J.W.M. Frenken Co-Promotores: I.M.N. Groot; L.B.F. Juurlink

Scientists at Leiden University (Netherlands), Stuttgart University (Germany) and Ural Federal University (Russia) have successfully put forward a novel, computed, reaction mechanism that was experimentally tested and show that formaldehyde is formed at much earlier stages in the birthplaces of stars…

Molecular complexes can be used as electrocatalysts for oxygen reduction, water oxidation, and/or hydrogen peroxide production.

We are pleased to invite abstracts for the conference ‘H2OLAW – Law-Science Interfaces within the Law of the Sea and Fresh Water Law’ hosted by the Grotius Centre for International Legal Studies, Leiden University. The conference will take place on 26 and 27 September 2024 at Leiden University in the…

Radio interview with CML researchers Martina Vijver and Henrik Barmentlo in the NTR radio programme: Nieuws en Co on Friday 24 March 2017. The researchers gave an overview of the research which will be conducted in the Living Lab in the coming year. The Living Lab is located in the BioScience Park in…

Twenty years from now, the world population is estimated to be around 8.7 billion people, compared to the current 7.3 billion. In combination with the improvements in living standards and the corresponding growth in consumption, this will result in an enormous increase in the demand for food, consumables,…

The Leiden Papyrological Institute offers several courses in papyrology, from beginners to advanced level, BA as well as MA. The courses are taught by Dr. Koen Donker van Heel (Demotic and Abnormal Hieratic papyrology) and Dr. Joanne Stolk (Greek and Coptic papyrology).

This project is part of a broader research agenda aiming to better understand the relationships between the development of contemporary security concerns and the evolution of forms of security cooperation and crisis governance.

Curved single crystals provide variable, but well-defined surface structures.

In the current global context, there is a pressing need to address sustainable energy supplies to safeguard our Planet and its ecosystems. The choices made by human society have a significant impact on genetic evolution and climate.

Festival

On this page, you can find video's explaining the research of LUCAS members.

Promotor: Huub J.M. de Groot, Co-promotor: Francesco Buda

She has had the idea for seven years, but now environmental scientist and conservation biologist Kat Stewart finally gets to work on it. She has been awarded a Vidi grant by NWO to find out how DNA from water can be used to shed light on invasive species and their impact on native populations.

Join the Pipe is a project committed to reduce plastic waste and to provide people both in the Global South and in the Global North with drinkable water.