The antibiotic EVG7, developed in Leiden, has proven capable of fighting the dangerous gut bacterium C. difficile with only a minimal dose. What’s more, the bacterium is far less likely to return, a major issue with existing antibiotics. The research was published in Nature Communications.

Chemotherapy, but without hair loss or extreme fatigue. It may be possible if the toxic drug only becomes active where it is ‘switched on’ by light. Matthijs Hakkennes has helped bring that idea closer to reality and obtained his PhD cum laude. ‘I received many thank-you emails from China and Bangla…

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

Physicist Martin van Exter works with light at nanoscale, at the forefront of nanocomputer research. But as Director of Education he also has a vision for physics teaching. Inaugural lecture 18 November.

What happens when you let go of the traditional essay and instead invite creativity, imagination and experimentation? Honours College Law students found out with 'unessays', now showcased in an exhibition at the KOG.

The laboratory of Leiden researcher Alireza Mashaghi is the first in the world to implement a quantum biosensor installation from QT-Sense. This enables the detection of extremely rapid and almost imperceptible changes in cells, providing essential insights for treating diseases.

How can we combat the growing global health crisis of antibiotic resistance? At Leiden University, researchers are tackling this issue from multiple angles. PhD candidate Vladyslav Lysenko develops and redesigns new antibiotic molecules, while Sebastian Tandar studies how we can use existing antibiotics…

Cultural Anthropology students in Leiden are encouraged to think creatively and explore different ways of sharing knowledge, such as by producing zines. CADS graduate Dorota Olsavska combined her anthropological skills with her love for discovering little-known stories and writing, and earlier this…

Lecture, LIAS After-Lunch Talk Series

Lecture

This was the programme for The Knowledge Orchard 2025:

How did the medieval manuscript develop as a physical object during the Twelfth Century Renaissance and what do these changes tell us about the intellectual culture of the period?

All manuscripts submitted to Inter-Section need to adhere to these guidelines. Since 01-08-2022 Inter-Section uses APA7 as a reference system. Inter-Section therefore now follows the new Faculty of Archaeology guidelines concerning referencing and bibliography.

Robbert Striekwold started his PhD project at LUCAS and Naturalis Biodiversity Center in March 2016. His PhD project is part of ‘A New History of Fishes; a long-term approach to fishes in science and culture, 1550-1880’, a project directed by Paul Smith.

It is late June, and on a windy meadow north of Leiden known as the Vrouw Vennepolder a group of archaeology students just hit the last ice age. Considering this involves manually pushing a ground core to a depth of 10 meters, this is no small feat. Even so, the taking of ground samples in this, at…

For the duration of a month, the portraits of female professors only will hang in the Senate Chamber of Leiden University. This is the initiative of Athena’s Angels, who want more room for women, literally and figuratively. Vice-Rector Simone Buitendijk unveiled the portrait photos on 8 March.

In the near future, students of the LDE Bachelor Honours Programme Sustainability will take on real-life sustainability challenges. But first, the course ‘Fundamentals of Sustainability’ provides them with an environmental mode of thinking: “It allows you to focus on what is useful in practice.”

Sanjar Golomov is a senior scholar at the Al-Biruni Institute in Tashkent, Uzbekistan. In Leiden he will deliver two lectures and one masterclass for MA and PhD students as part of the Erasmus Mobility Plus project between Leiden University and the Al-Biruni Institute. The project is coordinated and…

A wind turbine near your home? The energy transition is not seen as just by all parties concerned. It’s essential to involve local residents, argues Emma ter Mors, social psychologist. As a researcher, she focuses on identifying factors that influence public acceptance of energy technologies. Isn't…

Nowadays, it is almost impossible to imagine warfare without unmanned aerial vehicles, or drones. For instance, they have been deployed in the war in Iraq and Afghanistan. Are the current laws of war adequate to address the use of drones? PhD candidate James Welch will defend his thesis on 21 March.

What do you get when you bring a percussionist and a trumpet player together in a project orchestra? A story full of passion, unique experiences and a healthy dose of enthusiasm. We spoke with Tommy and Jeroen, both staff members at ISGA, about their participation in the Leiden Canal Concert on Sunday…

The Faculty of Science launched the new Academic Year on 21 September with a special We Are Science talk show. Dean Paul Wouters starred in his role as talk show host and received a wide variety of guests.

Steeds drukker is het in populaire banen rond de aarde voor ruimtevaart. Niet alleen met satellieten, vooral met meer afval, wat onveilig is. Zhuang Tian promoveert op de juridische kant van afgedankte ruimte-apparaten. Wie troep veroorzaakt, moet het weer opruimen.

Fantastic plants, dizzying patterns and pulsating sounds: researchers from Leiden are going to study the effects of a simulated psychedelic trip on the mind and body at Lowlands Festival. Why might this be interesting for therapies?

Historians and experts in American studies from Leiden University are holding an online international conference about the arrival of the Pilgrims in America and the consequences for the indigenous societies. We asked four questions to two of its organisers, American Studies expert Joke Kardux and historian…

She began as an IT professional but after 7 years in the business world, she devoted herself to an entirely different field: Islamic Theology. As co-founder of the Leiden Islam Academy, Fatiha Azzarhouni now works at Leiden University to increase understanding of Islam in Dutch society.

Three decades ago, cyber-diplomacy did not exist. The interest in Information and Communication Technology (ICT) as a vector of change in international relations was limited to a few mostly technical organisations, and a restricted number of states.

On 20 September 2024, Leiden University colleagues Associate Professor Gianclaudio Malgieri (Main Applicant), Assistant Professor Michael Klos (Co-Applicant), Professor Simone van der Hof (Co-Applicant), Constanta Rosca, Maria-Lucia Rebrean and Maëlle Picout gladly welcomed RESOCIAL’s consortium members…

In large numbers, lecturers from the History study programme responded to the call to share tips for online and hybrid education. Everyone can now take a look at these tips on the university website, says chair of education Kim Beerden.

There’s been a lot of commotion about the ‘Apartheid in Israel’ panel discussion being cancelled. The organisers, Students for Palestine, wanted to hold this at Leiden University’s Wijnhaven building in The Hague on 21 March. The Executive Board would only allow the event to go ahead if guarantees…

Nationalism is so prevalent in our society that we hardly realise it once didn’t exist. In his new book, senior university lecturer Eric Storm reveals the global history of the phenomenon. ‘Nationalist movements have always influenced each other.’

Using the MUSE instrument on ESO’s Very Large Telescope in Chile, an international team of scientists, including many Leiden astronomers, have conducted the deepest spectroscopic survey ever. They focused on the Hubble Ultra Deep Field, measuring distances and properties of 1600 very faint galaxies…

When we think about ancient Egypt, the first things that come to mind are usually mummies and sarcophagi. According to researcher and Rijksmuseum van Oudheden curator Lara Weiss, that impression is unjustified. She made an audio tour for the Rijksmuseum van Oudheden that focuses on living Egyptians…

Media all around the world reported about it: the most detailed images yet seen of galaxies, shot by radio telescope LOFAR. The international team behind these amazing results were led by Leah Morabito at Durham University and included three talented Leiden astronomers.

Dutch and foreign alumni from Leiden are the oil that keeps the wheels of Dutch-Asian relations moving smoothly. That’s one of the conclusions reached during the area day of the Dutch ambassadors in Asia and Oceania. All of them gathered in Leiden University’s Academy Building on 30 January.

Electrochemist Marc Koper has been awarded an ERC Advanced Grant of 2.5 million euros for research into chemical reactions driven by electrodes and electricity. He hopes that new insights will make it into the textbooks and help design green processes, such as making fuel from greenhouse gas.

‘No choice is forever’, states Tracy Evans. ‘You can change your mind and go in a different direction when the circumstances change.’ When Tracy was 60 years old, she felt the need for a change herself. It lead to her earning a PhD degree six years later.

Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…

After an extremely painful conclusion, the Western allies have left Afghanistan and the Taliban have regained supremacy. How will Afghanistan move forward, and what does the departure mean for global relations? Rob de Wijk, emeritus Professor of International Relations and Security, analyses the failure…

PhD student Doris van Bergeijk brought 40,000-year-old bacteria from mammoth poop back to life. She hopes to find new information that can help research at the Institute of Biology Leiden into antibiotics and antibiotics resistance. Read about it on European Antibiotic Awareness Day, 18 November.

Joseph Callingham from the Leiden Observatory receives the Louise Webster Prize for outstanding post-doctoral research. The prize is awarded by the Astronomical Society of Australia for Callingham’s search for the most extreme object in the Universe.

For the first time, an international team of scientists led by Leiden Observatory and SRON can explain the extreme jet streams observed around the equators of all the giant planets using a single model.

We are grief-stricken that our PhD student Maolin Zhang passed away during the early morning of January 17th 2019. He died during a terrible fire that took place at his house in Hillegom.

Rapid developments in DNA techniques allow researchers to find out more and more about human genetics. An international group of scientists has drawn up five ethical guidelines to ensure that this DNA research is better regulated. Leiden archaeologist Marie Soressi – one of the signatories - explains…

Observations made with the ALMA telescope in Chile and ESA’s Rosetta mission, have detected the faint molecular fingerprint of methyl chloride in gas, a chemical commonly produced by industrial biological processes on Earth, around both an infant star and a comet. Methyl chloride, also known as Freon-40,…

We need to dispel the arrogant and misguided idea that modern humans are superior to earlier human species. It is thanks in part to all our predecessors such as Neanderthals that we are who we are today. This is what Marie Soressi, Professor of Hominin Diversity Archaeology, will argue in her inaugural…

State secretary Mona Keijzer received the National Agenda on Quantum Technology from Robbert Dijkgraaf on 16 September. With this agenda, Dutch knowledge institutes and high-tech companies identify what is needed to maintain and strengthen the Dutch pioneering role in this area. Researchers from Leiden…

The Faculty of Archaeology experiments with innovating their teaching methods, using 3D scans and visualisation technology to enable active learning. 'It makes archaeological material more accessible. Especially when it comes to fragile materials, it allows nearly anybody to analyse them.'

When Jeanette Wagenaar read Simone van der Vlugt's De amulet (The Amulet) at the age of eleven, she decided that she too wanted to write a historical novel one day. Thirty years later, Gooilust, about Louise Blaauw-Six, has now been published.