Mass, time, space, and complexity — physicists in Leiden are launching eight new research projects tackling some of the most fundamental themes in quantum mechanics. Their goal: to push the limits of current quantum theories.

Tic tac toe, but with quantum effects. That makes learning the principles of quantum technology a piece of cake. This is the aim of a new start-up founded by researcher Evert van Nieuwenburg: QuantumPlayed. ‘Quantum is all around us and everyone should be able to learn about it.’

The universities of Delft, Leiden and Rotterdam are working together to show their students what artificial intelligence (AI) means for their own field. Three AI minors will start in the 2022 – 2023 academic year and will answer questions such as: ‘How best can you use AI in your research discipline?’…

Innovations only achieve true success when people actually use them. PhD researcher Max van Haastrecht developed a cybersecurity app for small businesses and learned how essential it is to align technology with real-world practice.

At the end of May, the Leiden English Language and Culture Programme, formerly known as the Department of English Language and Literature, celebrated its 75th anniversary (starting from the appointment of the first professor of English Studies). Over 220 alumni, staff present and past, and students…

Four researchers from Leiden University have been awarded NWO Open Competition grants in the Science domain. This is for research into subjects such as immune cells in tumours, antibiotic resistance and magnetic semiconductors.

PhD defence

Lecture

Never before has so much research been carried out on the therapeutic effect of psychedelic drugs. Researchers at the LIBC Public Day are happy about the effect the drugs can have on depression, anxiety and PTSS, but at the same time they have some doubts. ‘The hype is bound to crash before long.’

Lecture, CMGI Brown Bag Seminar

With its FestivOWL theme, Orientation Week Leiden (OWL) promises to be one big festival for new international students in Leiden.

On Friday 3 February, all new incoming exchange students for the Spring semester were invited to attend their own Faculty’s introduction session.

Book launch

Over the centuries painters and photographers have depicted students at study in Leiden. An exhibition at the Hortus botanicus reveals the similarities and differences in 450 years of student life.

Lecture

Struinen in het historische centrum, de faculteit ontdekken en natuurlijk chillen aan het strand. Honderden eerstejaars leren in de HOP-week elkaar en hun nieuwe stad kennen. Voor veel studenten is de week een 'gamechanger'.

Sexual harassment was the theme of the recent annual symposium of student ambassadors to the Leiden-Bollenstreek police in collaboration with the police and the municipality. An extremely important issue to students − if the 100 places being claimed as soon as the symposium was announced was anything…

A safe place to discuss burning social issues such as racism with each other. The student workspace Space to Talk About Race and the Afro Student Association both meet this need and also organise many other activities. Three board members explain why this is necessary.

Grootschalige productie van batterijen voor elektrische auto’s zwakt de emissiereductie die door elektrisch rijden wordt behaald af.

Lecture, NGL-lezing

Histories Connected: Seminar

On a sunny Lammermarkt, thousands of new students gathered to kick off their student life in Leiden at the 56th edition of EL CID.

Frank van der Horst is per 1 februari 2026 benoemd tot bijzonder hoogleraar Pedagogische Wetenschappen.

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…

The celebration of our up-and-coming science talent, that is the Psychology Science Day. Students stand proudly by their research posters and enrich the insights of fellow students, PhD candidates, postdocs and faculty with their explanations.

On Friday 29 August, the Wijnhaven was filled with a special mix of first-year students just beginning their academic journey, and students who, after 1,089 days of intensive study, were awarded their Bachelor’s degree in Security Studies. In two festive sessions, a total of 223 students received their…

The Social Resilience & Security interdisciplinary programme broadens its scope by embedding two research projects lead by Dr. Joanne Mouthaan. The projects adress suicide prevention skills and mental health of Ukraine refugees. Both projects will be integrated in the programme with the aim to improve…

We talk too little about silence, thinks university lecturer Gerlov van Engelenhoven. He has been awarded a Veni grant to investigate the role of silence in protest movements. Does silence sometimes really say more than a thousand words?

Op 8 oktober organiseerde het Leiden Healthy Society Center een inspirirend kenniscafé over de rol van vaders in de opvoeding van hun kinderen.

The Leiden University Medical Center (LUMC), the Danstem Institute from the University of Copenhagen and the Murdoch Children’s Research Institute in Melbourne have received 300m euros from the Novo Nordisk foundation. The aim of this new international consortium is to bring stem-cell based therapies…

Preventie, signalering en opsporing van seksuele uitbuiting van jongeren kan effectiever via buren, klasgenoten en andere mensen uit hun sociale leefomgeving. Dit volgt na onderzoek van universitair docent Ieke de Vries in samenwerking met het Centrum Kinderhandel en Mensenhandel (CKM).

After 7.5 years, Jan Kolen is stepping down as Dean of the Faculty of Archaeology. For him, it does not feel like a dramatic moment. ‘It is part of the role: you pass the baton on to someone else.’ He adds with a smile: ‘And I will remain connected to the faculty, so it is not really a farewell.’

How does audio-visual material shape the identity of people when those people do not own their own land and are being oppressed? Bahar Simsek delved into the effect of film on the Kurdish identity. She will obtain her PhD on 4 May.

A 1K Z1E j3 bench has been in the Huygens building since Thursday. The bench symbolises making suicide, depression and despair negotiable. 'We hope this bench invites people to start the conversation about how they are really doing,' says student wellbeing officer Elly van Laar. 'But it all starts with…

Have you ever experienced the feeling of awkwardness when attending a party where you didn’t know anybody? Ever felt shy at a party within the first few minutes? While this feeling is labelled loosely as feeling socially anxious, social anxiety disorder goes to a much further extent.

Life cycle assessment (LCA) reveals the total environmental impact of products or production processes, and EU rules are going to make this even more important.

There is a reasonable chance that you came to this reading list through a social medium. Now it's our job to keep your attention. We are going to do our best. There are so many distractions; from notifications on your phone, to another screen near you, that may also be screaming for attention. Every…

PhD defence

From chilling on the beach to a speech by the mayor. HOPweek is a speedy way for hundreds of ‘Leiden’ students who are going to be studying in The Hague to get to know each other. Many of them come from abroad. ‘I actually dare to cycle here.’

Taking a Bachelor’s in Security Studies while starting and running two businesses: student Mohamed Sulaiman never stops. But he wouldn’t have it any other way. PLNT The Hague entrepreneurs’ hub is a source of help and inspiration.

Jeroen van Gessel’s lecturers didn’t always have time for extensive feedback on his written assignments. So, together with tech-savvy friend Menno Hahury, he founded Eduface, a startup to develop an AI teaching assistant. ‘The first users now work three times faster.'

Lecture, Studium Generale

Lecture, Tuesday Talk

Course

Not all sustainable business models have the impact they claim, Leiden researcher Levon Amatuni revealed. Car sharing and phone reuse, for example, have a smaller positive effect than previously thought. Amatuni advises people to ‘pay attention to actual changes in their consumption behaviour rather…

Can humans perceive single photons? What is our place in the universe? How can we make quantum computers more stable? Five researchers from the Faculty of Science have received funding for their research projects within the Dutch Research Agenda (NWA).

The Night of Discoveries will take place on 20 September in the area around Hortus botanicus Leiden, the Old Observatory, Pieterkserk, the Academy Building, Old School, the Faculty Club and the PJ Veth Building.

When you think of physics, do you think only of complicated formulas? You’re not the only one. Therefore, every year, the Leiden Insitute of Physics organises the LION Image Award to show another side of physics: beautiful images about intriguing science. The winner of the 2022 photo competition captured…

Who doesn't love to turn on a horror film on a rainy evening? Fortunately, it is only fiction - or is it? According to university lecturer Evert Jan van Leeuwen, modern horror says more about our society than we think. He has been nominated for the Klokhuis Science Prize for his research into addiction…