Using the James Webb Space Telescope, an international team of researchers, including Leiden Professor of Molecular Astrophysics Ewine van Dishoeck, has discovered a palette of hydrocarbons in a planet-forming disc around a young, low-mass star. The results confirm that discs around very lightweight…

An international team of researchers led by astronomers from Leiden University (the Netherlands) has produced the first sharp radio maps of the universe at low frequencies. Thanks to a new calibration technique, they bypassed the disturbances of the Earth's ionosphere. They used the new method to study…

If you follow the western media, you are likely to think of ‘Africa’ as the continent of origin of desperate migrants, a continent of hunger and disease and a breeding ground for international terrorism. But if you want to see the bigger picture, you should look no further than the African Studies scholars…

For most of the past ten years, Europe has been in a state of ‘crisis’. The bank crisis mutated seamlessly via the Euro crisis to the present migrant crisis. Whereas previously the general assumption was that even closer cooperation within the European Union was a foregone conclusion, the EU is now…

There are many complex links in the chain that provides patients with new drugs: from fundamental science, to clinical tests, to production. The entire chain can be found in Leiden. Leiden University, the Leiden University Medical Center (LUMC) and the businesses at the Leiden Bio Science Park (LBSP)…

We would all like to live in a world in which individuals feel safe, conflicts are resolved peacefully and the interests of future generations are taken into consideration. At Leiden University legal scholars investigate to what extent public international law meets the needs of a globalised society.…

Engagement between Asia and Europe is increasing. If these continents want to build a lasting relationship, they need to understand each other better in the economic, socio-cultural, historical and legal arena. Researchers from Leiden have already contributed to the body of knowledge on past and present…

How can we organise society so as to keep our planet habitable for us and for all other life forms around us? To answer this question, Leiden researchers collaborate across disciplines, from biology to data science, and from environmental economy to archaeology.

On 21 March The Netherlands Centre for Electron Nanoscopy (NeCEN) hosted the Life Sciences Café. Around 60 people from neighbour companies from the Leiden BioScience Park visited the facility for cryo-electron microscopy to get a glimpse behind the scenes. Head of NeCEN Ludo Renault believes it was…

What actually goes into the development of a massive open online course, a MOOC? University lecturer Tijmen Pronk developed the course 'Introduction to Comparative Linguistics of Indo-European Languages' independently. He talks about his motivation and experiences.

The new academic year has started and with it education as well. Associate professor Dennis Claessen and Director of Education Han de Winde from the Institute of Biology Leiden devised an environmentally friendly introduction to the Leiden Bio Science Park for their students, with the help of Plastic…

It is always a pleasure when a young academic can reach out to the broader public and discuss his/her research's societal relevance and impact. Our own Vincent Walstra has been doing very well on disseminating his work and featuring in various media. This is a list of his recent publications and int…

For the cyber specialization within the master program Crisis and Security Management, the Institute of Security and Global Affairs (ISGA) seeks to provide two online courses (SPOCs) to ensure that all students will be on the same page when it comes to prior knowledge of the technicalities of cyber…

Thursday afternoon 31 May the Public Leadership Challenge took place in the Living Lab, of Leiden University The Hague. During this afternoon a diverse group of professionals, academics and students focused on the challenge of autonomy in the digital society. Working together on this complex and interesting…

Modern Japanese culture can best be described in one word: cute. Hello Kitty, the most important symbol of cuteness, can be found in all layers of society. Leiden Japanologists Ivo Smits and Kasia Cwiertka put together a volume of articles on this curious phenomenon.

From 16 to 18 August, 30 participants from 18 different countries gathered online to participate in the Online Summer Programme: Preventing, Detecting and Responding to Violent Extremism, organised by Leiden University’s Centre for Professional Learning (CPL) together with the International Centre for…

All first-year bachelor’s students at Leiden will be assigned a student as a mentor and a lecturer as a tutor to help them find their way around their new city and degree programme. The tutor groups, with ten to fifteen students, will also give students the chance to get to know one another.

Europe lives! This became clear last Friday when students debated with the French ambassador to the Netherlands, H.E. Luis Vassy, and his German colleague, H.E. Dirk Brengelmann, on a range of topics relating to Franco-German relations and the European Union.

On Saturday 16 January 2016, the Faculty of Archaeology opened its doors to welcome over 100 archaeology and living archaeology enthusiasts from all over the Netherlands. They were participating in a full-day symposium organised by Céline den Engelsman and Casper van Dijk, BA3-students from the archaeology…

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’,…

Wopke Hoekstra, outgoing Minister of Foreign Affairs visited Campus The Hague on 6 July to talk to students about the upcoming NATO summit in Vilnius.

On Thursday 24 June HE Mr Mayerfas and Cultural Attache Mr Din Wahid visited Leiden University to meet with President Annetje Ottow.

Professor Edmund Amann will be the new Professor of Brazilian Studies. A short introduction.

After two years, it was great to be back in Brussels again. Many thanks to all alumni and students who were present during the academic discussion on the values and the future of the EU, followed by networking drinks.

On 8, 9 & 10 October Share the LUVE takes place, the graduation show with the work of this year’s graduates of the Cultural Anthropology master Visual Ethnography. In three days 22 films, a graphic novel, artwork and photos will be presented in De Buurt, close to Leiden Central Station. If you don’t…

Egyptian artist Bahia Shebab will give a masterclass in Leiden on 13 December. She is one of this year's laureates of the Prins Claus Award and has become known for her subversive graffiti. Judith Naeff, lecturer in Cultures of the Middle East, introduces Shebab and calls on students to register for…

It was Leiden University Academy Week from 11 to 15 March. With over 300 sign-ups and a programme with 14 different webinars and workshops on our courses for professions, this edition was once again a resounding success.

Philosophy has an important contribution to make to society, says Professor of Practical Philosophy Glen Newey. You need people who can think clearly, certainly in positions of power and authority. Newey stresses that “there will always be a place for philosophy”. An introduction to the practically…

Every year the newly arriving Archaeology students are invited to join an introduction day during which they get to know the Faculty and each other. This year, however, for the first time, the students were invited to join in on introductory activities of a less static and more fun nature, organised…

Recently, ICLON welcomed some 75 colleagues from 15 European countries for a meeting on Content and Language Integrated Learning (CLIL) in research and practice. During this week, the focus was on learning, exchanging ideas and developing new tools.

Tom Long (2022). A Small State’s Guide to Influence in World Politics. Oxford University Press. ISBN: 9780190926212, 240 pp. (hardback), £19.99.

PhD defence

The representation of women in science is improving, also at the Faculty of Science. On 8 March – International Women's Day – we highlight the work of female scientists from our faculty.

Physicians and researchers of the Leiden University Medical Center (LUMC) and Leiden University are working on therapies for restoring damaged organs such as hearts and kidneys. They are even trying to construct tailor-made organs. Read more on this topic in the new science dossier on Vascular and Regenerative…

111 years ago, Heike Kamerlingh Onnis liquified helium for the first time, a tour the force that netted him the Nobel prize. It took a laboratory of a size rarely seen. Now, ultracold helium has become a commodity for physics research. In Wolfgang Löffler's lab, it is ready at hand thanks to a coffee…

Researchers from Leiden University, the Netherlands, designed a novel metamaterial that buckles on demand. Small structural variations in the material single out regions that buckle selectively under external stress, whereas other regions remain unchanged. The research is published in this week’s Early…

Annette Righolt, Honours Coordinator at FGGA, and Mira Basta, Public Administration student, tell you more.

On 22 November, Leiden scientist Jan Vonk received an ERC starting grant for his research on the building blocks of mathematics. This grant is not his first this year: in fact, this July Vonk also received a Vidi from NWO. Four questions to the scientist who got two grants this year.

The documentary Einstein’s Light by director Nickolas Barris shows in a dazzling manner what scientific breakthroughs resulted from the special friendship between Albert Einstein and the Leiden physicist Hendrik Antoon Lorentz. The documentary premiered at the Leiden International Film Festival on 2…

The Fritz Zwicky Prize 2022 for Astrophysics & Cosmology has been awarded to Prof. Ewine F. van Dishoeck for her pioneering, decades-long work in astrochemistry and molecular spectroscopy, as well as for her leadership within the astronomical community. The award was announced today by the European…

A Dutch collaboration, including the SURF Open Innovation Lab and Leiden Observatory, has won Hyperion Research's HPC Innovation Excellence Award. This is the first time that a Dutch team has won the award. The team received the award for improving large-scale numerical simulations with deep learnin…

When foreign matter enters our body, our immune system has to make a choice whether or not to go on the attack. There are times when the system goes wrong, and we end up with an illness or an allergic reaction. Researchers at LUMC are trying to steer the immune system. The dossier on Immunity, Infection…

What is dark matter? How do supermassive black holes form? ‘Primordial’ black holes might hold the answer to these long-standing questions. Leiden and Chinese cosmologists have identified a new way in which these hypothetical objects could be produced just after the Big Bang. Publication in Physical…

The new cabinet has finally taken office. Six of its members studied in Leiden, once again making the University a key supplier to the cabinet. Who are these alumni?

Astronomer Alexander Mushtukov, currently working at the University of Amsterdam, received a Veni grant of 250,000 euro’s which he will execute in Leiden. Supervised by Simon Portegies Zwart, Mushtukov will use advanced simulations to understand the unknown physics in extremely bright neutron stars.

Archaeologist Frans Theuws, Buddhism specialist Jonathan Silk and mathematician Ronald Cramer have each been awarded an ERC Advanced Grant of 2.5 million euros.

Leiden Physics Poster

Leiden physicists and chemists have managed to bring two graphene layers so close together that an electric current spontaneously jumps across. In the future this could enable scientists to study the edges of graphene and use them for sequencing DNA with a precision beyond existing technologies. Publication…