No joke: on 1 April, the antique Van de Wall telescope was relocated to the atrium of the Gorlaeus Building. Have you spotted it yet?

Future users of the Aleida Nijland building were recently the first to have the opportunity to admire the design plan for the new building. During a user meeting, architectural firm De Zwarte Hond presented the design, and future users of the building were able to share their wishes and ideas for further…

Today’s protest at the University’s Academy Building and the Hortus botanicus ended at around 16.30. The dozens of demonstrators left the grounds voluntarily after the university summoned them to leave.

The KNMI has issued a code red weather warning because of slippery conditions. This applies from 03.00 on Monday 15 February. All university buildings, both in Leiden and The Hague, will therefore remain closed until at least 12.00. Update: the buildings will reopen after 12.00.

Facility

Just a stone’s throw from Binnenhof, the heart of Dutch politics, Spui Campus will open its doors in early 2026. Join us for a sneak preview.

Facility

Library

On Tuesday 25 November, Leiden University is holding the first of four sessions on ‘Building Academic Freedom’. Students and staff are invited to a conversation about today’s hot-button issues.

Doctorates, scholarships, or a trip around the world during a sabbatical: when it comes to our careers, we often talk about what went well. The CV of Failures exhibition at the Herta Mohr Building shows the other side of the coin. On large boards, university staff talk about rejections, setbacks, and…

As from Wednesday 13 May, the Faculty Office has moved to the Herta Mohr Building.

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Facility

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Petr Steindl works on quantum dots in microcavities for his PhD research. He manipulates single-photons to create complex structures of light. Applications could include quantum communication and gates for quantum computers.

The number of insect species is plummeting, which is why the University is creating a more biodiverse environment around its buildings. Annetje Ottow, President of the Executive Board, planted the first bee-friendly plants in the front garden of Oude UB on 20 September.

Rich countries are getting richer because of environmentally polluting (construction) investments from the past, largely at the expense of poor countries. This was shown by long-term economic and environmental data. 'The gap between poor and rich countries is widening.' Scientists from the Leiden Institute…

To check whether the classroom scanners are secure, a ‘pen test’ was performed in the Lipsius building on Monday 28 March. This involved switching on the person counters for a day so that ethical hackers could try to gain access to the system.

Cultural anthropology students study how architecture influences student behavior, safety, and community at MBORijnland through fieldwork research.

Many children experience trauma and if they are unable to deal with it properly, it can have a huge personal and societal effect. Building resilience in vulnerable children and young people should therefore have the highest priority. This is the message of Anne-Laura van Harmelen, Professor of Brain,…

The Hague Threat Intelligence Exchange (Hague TIX) is happening on 12 June 2023. Monica Kaminska, Assistant Professor of International Security and Technology at the Institute of Security and Global Affairs, is one of the organisers of this unique conference ‘which brings together cyber threat intelligence…

Leiden University is seeking bids from developers for housing in Nieuw Rhijngeest-Zuid, the Oegstgeest part of the Leiden Bio Science Park.

Nine students dove into a challenging iGEM project this summer. With their idea, they aim to make antibodies more efficient - and in the meantime learn at least as much about collaboration, creativity and their own future.

In the Digital Humanities Lab, students and staff can make use of various technical facilities. PhD student Caeso tells us more about his experiences with the printer in the Maker Space.

In the honours course Sustainability & Health, students examine the causes and effects of climate change – but also how they can relate to these themselves. How do you build resilience in turbulent times? An excursion focused on silence and compassion helps students with this challenge.

In Sci-Fi comic book Resist NOW!, wondrous adventures will illustrate possibilities to combat antimicrobial resistance. But the comic book will only be produced if enough money is raised to make the project into reality.

From a vegan community kitchen to a green framework for drug development: sustainability became more visible in everyday campus life at Leiden University in 2025.

Marie Robin, Assistant Professor at the Institute of Security and Global Affairs, discusses in Le 1 Hebdo, Radio France and RFI how revenge, often condemned as destructive, can also reveal what societies consider just and shape pathways toward peace.

A mega-dam around Europe is a possible solution as protection against rising sea levels. Whether that is really a good idea, was debated on by young professionals during the debate on the future of European coastal protection. 'A big dam may seem safe, but actually isn't,' argued debate winner Haye…

Some governments and companies are pursuing a more circular economy, but what is the best way to get there? An international group of industrial ecology researchers wrote a report that stresses the importance of including the scientific side into policies and practices. ‘We feel an obligation to support…

In the Gorlaeus Building, there will be a brand new faculty bar for students and staff. From hundreds of entries, a faculty jury chose the name for this bar. The new bar will be called 'The Fusie'. 'This name exudes togetherness and cosiness,' says FWN assessor Nalani Verwoord. 'And it has an additional…

A group of nine activists from Students for Palestine occupied part of the Academy Building on Wednesday 26 November. Outside, a group of around 30 demonstrators chanted slogans and called on the Executive Board to sever ties with Israeli universities.

You might be wondering what the reconstruction of the former V&D store at Spui in The Hague looks like now. If so, you can come and find out for yourself. On Saturday 8 June 2024, from 10.00 – 13.00 hrs., the building site of the new Campus The Hague Leiden University Building will be open to the pu…

Organisation

On 14 September the construction of the Spui university building officially began.

You probably already noticed: work on the next phase of the Gorlaeus Building is in full progress. Are you curious to see what it will look like? Then come to the atrium of the Gorlaeus Building. A temporary 'viewing wall' makes it look as if you are looking into the new part of the building.

The Herta Mohr Building is leading the way in sustainable innovations, for both Leiden University buildings and beyond. It is the university’s first fully gas-free building and the new Thermal Energy Storage system alone will cut carbon emissions by 150,000 kg per year. The building has an ‘Excellent’…

And the construction has started! Students of the Leiden Science study associations ceremoniously hammered down the first poles of the new Gorlaeus on Tuesday morning. By doing so, they initiated the second phase of the construction of the second part of the new building.

Light, open and green: a description that fits the new, renovated location of the Faculty of Humanities. The official opening of the Herta Mohr Building took place on 8 October, and it has many remarkable features: for example, recycled ‘mushroom columns’, a pedestrian bridge to the University Library…

On Tuesday 19 March, Chris Suijker (Director of Real Estate) handed over the key of the Herta Mohr Building to Saskia Goedhard (Executive Director of the Faculty of Humanities), officially transferring the management of this building to the Faculty of Humanities.

The Rein Dool painting depicting board members of Leiden University will be moving soon to the Reception Room in the Academy Building, where more people will be able to see it.

Leiden University, together with the Open University and Universities of the Netherlands, will take up residence in the Spui building at Grote Marktstraat 48-50/Spui 3 in downtown The Hague from 2025. The partners signed the leases on 7 November.

Nearly all university buildings at the Leiden Bio Science Park will be open and operating again as of Wednesday 24 May. Last night a team worked hard to restore the power to the buildings in phases and this was successful. Students and staff can work and study there again.

Now that the Herta Mohr building is fully operational, construction work is moving to the other side of the University Library. Over the coming years, the former Matthias de Vrieshof will be transformed into the Aleida Nijland building. Architect Bart van Kampen tells us more about the plans.

Leiden artist Jos Agasi gets to create the artwork for the atrium of the new Gorlaeus Building. His work was chosen from several entries and will be a real eye-catcher in the building. The artist has a fascination for light and uses it to create works of art with all kinds of materials, objects and…

Speaking for the Executive Board, Timo Kos reflects on the university’s security policy and what lies ahead. ‘We want to keep our buildings open, but we also need to be able to guarantee the safety of everyone there. It’s a real balancing act.’