The James Webb Space Telescope continues to surprise us with stunning pictures, but of what exactly? Astronomer Nienke van der Marel shows with three images how massive stars lead short but explosive lives.

How is Young Star Renske Donkers doing now? Early this year she was the second person ever to win the Young Star Award for the best bachelor student. After her bachelor Molecular Science & Technology, Renske is now busy with her master Chemical Process Engineering in Delft. ‘This award was a great boost…

A star does not just appear in the sky overnight. Its creation takes tens of thousands of years. Twenty years ago, astronomers took a picture of a star in its birth phase. The James Webb Space Telescope (JWST) could now capture that same star in much greater detail. This does not only provide beautiful…

A packaging-free shop, small mobile homes, solar panels on all Leiden's roofs… Jeroen Schrama, alumnus of Public Administration, is a creative world improver. ‘If we really want to save the world, we have to make much more radical choices.’

The Dutch National Student Orchestra will be going on tour again in February. Before that, they will have ten days of rehearsals. The level is high and taking part means a total immersion in music.

Astronomers from the Leiden Observatory and from the University of Rochester (in the US) have discovered that the planetary ring system that covered the very young sun-like star J1407 is actually of enormous proportions. In fact, it’s much larger and heavier than the ring system surrounding Saturn.…

Astronomers from Leiden Observatory have developed a new method to find distant quasars and better distinguish them from other objects that look like them, using machine learning techniques. The research result has been accepted for publication in the journal Astronomy & Astrophysics. It is the last…

With his clever measuring methods Ignas Snellen – together with his team – was the first to detect carbon monoxide in the atmosphere of exoplanets. For his pioneering work the Leiden astrophysicist has been awarded the Spinoza Prize, the highest academic honour in the Netherlands. The prize of 2.5 million…

An international team of astronomers including Leiden professor Ewine van Dishoeck has observed the benzene molecule (C6H6) in a planet-forming disk around a young star for the first time. The observations tell us more about the forming of planets in this disc, like our own Earth. The scientists publish…

How can we supply the growing world population with sustainable energy? At Laurens College in Rotterdam, Prof. Marc Koper speaks with the students about the crucial role of chemistry in the energy transition. Guest classes like this are a good way for school students to learn about the academic world,…

With a combination of incidental sunshine, torrential rain, and wind chills, weather conditions were not ideal for a hiking excursion. Even so, last Saturday, honours students braved a trek across an estate and a golf club in Wassenaar to learn about the relationship between gardens and nature. From…

With a starting grant of the European Research Council (ERC) for promising young researchers, Eiko Fried aims to develop a personalised early warning system, that will reliably forecast depression before it occurs. Fried (Clinical Psychology) talks about this WARN-D, promising to radically transform…

On Thursday 19 June, the sun-drenched garden of the Huizinga Building was the setting for the Education Market. Over snacks and drinks, colleagues inspired each other with educational innovations.

Instead of feasting on one of the many Easter meals or enjoying the sun on Scheveningen Beach, a delegation of Leiden University College The Hague students spend last week on the preparations for hosting the UCSRN Sports Tournament. On a sunny Easter Monday, University College students from 8 different…

The E2CB programme has been launched to bring CO2 emissions to zero by 2050. The goal: to produce all raw materials for the chemical industry from sustainable sources. Professor of Electrochemistry Marc Koper is involved in the project.

A group of Chinese law students currently study this semester at the Leiden Law Faculty with a special focus on public international law. These top talents have been selected by the Chinese ministry of foreign affairs to be China’s future diplomats, if they successfully finish their semester in Leiden…

Eight university vegetable patches will soon join the display at the Hortus botanicus. The sun shone down on almost 40 enthusiastic students and staff as they started work on the new Community Garden there earlier this month.

Eight early-career researchers from around the world have been awarded a 51 Pegasi b Fellowship – a prestigious opportunity for astronomers. Julia Santos, a PhD candidate at Leiden Observatory, is one of them. We asked her four questions about this remarkable fellowship.

Biophysicist Anjali Pandit has been awarded a FOM 'Projectruimte' research grant for her proposal ‘Tuning into the photosynthetic membrane with atomistic precision’.

Leiden Professor of Molecular astrophysics Ewine van Dishoeck has been awarded an Advanced Grant by the European Research Council (ERC). She has been awarded 2.3 million euros in research funding for the MOLDISK programme. Within this programme, Van Dishoeck wants to connect chemistry and physics in…

The 'deepest and sharpest' image of the Universe to date: the first photos from the new James Webb space telescope yesterday mesmerised astronomers and the public alike. Leiden Professor of Molecular Astrophysics, Ewine van Dishoeck, spoke to various media outlets about the first images, which include…

Discover the effects of clothing value and lifespan on buyer-user-producer relationships through collaborative research with Localising Global Garment Biographies.

The Journal of the LUCAS Graduate Conference was founded in 2013 to publish a selection of the best papers presented at the biennial LUCAS Graduate Conference, an international and interdisciplinary humanities conference organized by the Leiden University Centre for the Arts in Society (LUCAS). The…

Below you will find some of the questions most frequently asked by students. You will find the direct links to these answers or whom you can approach for more information.

The first of April was the official start of Phase II of the collaborative “PCAD4Cod”-project on the effect of sound on fish populations. Hans Slabbekoorn, associate professor at the IBL, is the principal investigator and collaborates with three PhD-students, Dr. Erwin Winter, (Wageningen Marine Research),…

Laura Nijkamp’s biggest dream came true recently: she took a parabolic flight and was weightless for a moment. The BrainFly student team, which includes psychology students from Leiden, needed volunteers. She signed up immediately. She tells us all about her experience.

The Middle East has a rich literary tradition, which is steadily gaining a foothold in the West. Modern literary works deal with contemporary issues, such as the legacy of colonialism, the struggles between traditionalism and modernity, the place of women in society and the war in Israel/Palestine.

On the 442nd anniversary of the foundation of Leiden University, and at the start of the Leiden Asia Year, lawyer Jan Michiel Otto, an expert in the field of law in developing countries, delivered the first Dies lecture. He compared demagogues in Asia who call upon Muslims to turn against their governments…

‘‘Stop focusing on the money and start creating a heart for Europe’’ This Friday, the 29th of April, Bernard Steunenberg and his co-authors will launch their book ‘Fit for the Future’. We spoke with him about issues presented in the book, the EU Presidency and why people should read the book.

PhD defence

A full overview of BPOC/SSNMR PhD theses.

An international team of astronomers has revealed the first 'chemical profile' of an exoplanet's atmosphere. The team, including Leiden astronomer Yamila Miguel and provenda Amy Louca, made the profile using so-called Early Release Science data from the James Webb Space Telescope. The results have been…

Simon Portegies Zwart, professor of Computational Astrophysics, uses computers to simulate the evolution of stars. We speak with him about his field and about the challenges of working with huge amounts of complex data.

Chemotherapy that does not harm the body, but effectively fights cancer cells: that is the goal of chemist Sylvestre Bonnet and his team. During his PhD research, chemist Xuequan Zhou brought that goal a little closer. He developed molecules that, upon injection in the bloodstream, self-assemble into…

After 25 years, this December will finally see the launch of the long-awaited James Webb space telescope (JWST). Leiden astronomers are watching with great excitement: not only were they involved in the construction of important instruments on board, but the telescope will also reveal many new secrets…

Researchers using NASA’s James Webb Space Telescope may have detected atmospheric gases surrounding 55 Cancri e, a hot rocky exoplanet 41 light-years from Earth. This is the best evidence to date for the existence of any rocky planet atmosphere outside our solar system.

During the summer, staff and students of the Faculty of Archaeology travel to all parts of the world, initiating or joining fieldwork projects. Read some of our students' stories here!

Hak, lawyer, international imagery law lecturer, and adjunct associate professor, talks about his PhD research on the use of images in international criminal prosecutions. He was a public prosecutor in Canada for over 30 years and dealt primarily with the prosecution of homicides and other major cri…

My first fieldwork in Nigeria began up in the air, as we were approaching the runway of Lagos’ Murtala Muhammed Airport.

The As-Soennah mosque in the Schilderswijk, The Hague. The mosque where young Muslims of all kinds, moderate to orthodox, find a place. We, students from the Honours Class Denktank: Islam in Nederland (Think tank: Islam in The Netherlands), paid a visit to the mosque and went to talk with its imam.

After 2 years of planning, designing, testing and adjusting, the brand-new low-vibration physics lab at the new Gorlaeus Building of the Science Campus is working like a charm and ready to make its mark in the world of science. Also, the renewed facility for the production of liquid helium is all do…

Anyone who knows Aris Politopoulos will be aware of his passion for teaching. Almost winning the Leiden University Teaching Award in 2020, he is known for his use of digital tools to improve his classes. Now he has been accepted to the Leiden Teacher’s Academy. ‘Here I can meet people with innovative…

From Friday 29 till Sunday 31 March 2019, the third edition of the Ian Fletcher International Insolvency Law Moot (Moot) was held at the Singapore Management University in Singapore. For the first time, a team from Leiden University took part in this prestigious competition. With success, the team qualified…

The Faculty of Archaeology is running a funding scheme to assist small-scale projects that contribute to diversifying archaeological practice in all domains, including classrooms, laboratories, museums, and the field. We discuss the grant with two representatives from the Diversity Committee: Tuna Kalaycı…

Courses, business premises for startups or help applying for patents: there are many ways the university can help students or researchers with their businesses.

George Floyd's death still leads to fierce protests against police violence and racism on a daily basis in the United States and abroad. We asked Paul Wouters how he experiences these developments and what this will mean for our faculty.