Smiling faces, sweltering heat and a record-breaking donation – that was the Leiden Science Run 2025. On Saturday 21 June, the Leiden Bio Science Park turned bright orange as enthusiastic runners completed 4.5 kilometres to support research for vulnerable children.

The university campus at Leiden Bio Science Park will change rapidly over the next few years. A short film shows the transformation to a full campus. See what this mix of new university buildings, student accommodation and restaurants and cafés will look like. And sustainability and biodiversity won’t…

Over 20,000 students, lecturers, administrators, support staff and many others protested on 25 November against the plans to make billions of cuts to higher education. Students and staff from Leiden University also travelled to The Hague to voice their objections to the disastrous plans.

The 10th edition of the World Congress of African Linguists (WOCAL), hosted by Leiden University, will be held online from 7 – 12 June. Leiden University Centre for Linguistics (LUCL) researchers give us an insight into how important and special this event actually is.

In Bronze Age Europe many bronze objects such as axes, swords and jewels were deliberately left at specific spots in the landscape. PhD research by Leiden archaeologist Marieke Visser shows that these practices were expressions of people’s relationship with the world around them. ‘It was a completely…

A European team of astronomers has discovered the largest stellar black hole in the Milky Way. It is more than thirty times as massive as our sun and is located in the constellation of Aquila, about two thousand light-years from Earth. The astronomers stumbled upon the black hole by chance while preparing…

‘Qasr Bshir is magnificent even in decline. It sits majestically in the landscape, master of all it surveys. On approaching the site, however, it is clear that the structure is damaged’, states the latest issue of the journal Current World Archaeology.

Why is water wet? What is ADHD? In De Hoe?Zo! Show, curious 9-and-10-year-olds get answers to their questions. PhD candidates take to the stage to demonstrate just how exciting science can be while enhancing their own communication skills at the same time.

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

What are the origins of the Islamic Empire? And what was daily life like there? Two new Ted Ed animations answer these questions in simple language. Arabists Petra Sijpesteijn and Birte Kristiansen explain what the process of developing the videos was like.

Examining cybercrime from criminological, legal, administrative, and technical perspectives. The new Bachelor's programme in Cybersecurity & Cybercrime addresses the growing demand for versatile cyber professionals..

On Thursday, 17 October, the Crisis and Security Management (CSM) master’s programme hosted an insightful alumni panel with five graduates from different cohorts. The panel offered current students the chance to hear from professionals who have carved their own paths in crisis and security managemen…

The Leiden archaeologist Harold Berghuis was closely involved in archaeological discoveries off the coast of Java. Skull fragments and other fossil remains provide new insights into the world of Homo erectus. The discovery was the subject of numerous news reports.

Education

Computer scientist Matthijs van Leeuwen is one of four science faculty members who obtained the Senior Qualification in Education in 2021. What was that like and what drives him? ‘In my own education I would have liked to see more attention paid to the responsibility that machine learning and data mining…

Working for a social client during your studies: this is what happens at Urban Studies. For the course Urban Studies in Practice, third-year students carry out projects for public clients, such as the municipality of The Hague.

It is the fifth year in a row that the Faculty of Archaeology is placed in the top ten of archaeological institutes worldwide. The QS World University Rankings by Subject looks at criteria like academic reputation and citation ratios. Dean Jan Kolen is pleased with this news: 'In recent years, the Faculty…

The new minor in 'Creative strategies for a society in change' will start in September. The Leiden Academy of Creative and Performing Arts (ACPA) has entered into a partnership with the The Hague Film House and will be letting students experience what it is like to work as an artist. ‘We want to teach…

Sara Petrollino, a university lecturer in linguistics, strongly believes that language influences the way we see the world. An NWO Open Competition (XS) grant will enable her to test this hypothesis among the Ethiopian Hamar people. ‘The idea that everyone thinks in geometric shapes is culturally de…

Two Leiden legal scholars have been awarded funding from the KNAW pilot fund 'Science communication by scientists: Appreciated!'. The fund supports scientists who have demonstrated a continued commitment to science communication.

The Citizen Science Netherlands (CS-NL) network was officially launched this month with the aid of an Open Science NL grant. The new vision for this network was presented on 28 May.

Associate professor Eric Storm discusses the return of imperial ambitions in global politics on The Conversation. He argues that leaders like Putin, Xi, and Trump challenge the post-WWII international order.

Graduation MIRD Class of 2024: 'The world is better off with students like this'

Together with students and local residents, historians Ariadne Schmidt and Alicia Schrikker researched the Leiden Transvaal neighbourhood. They will present their findings on Thursday 20 October, at a specially organised mini-festival in the neighbourhood.

A dissertation covered in hot pink faux fur, antique prints of PhD ceremonies, a pot encrusted with sealing wax: the Hora est! anniversary exhibition at Oude UB takes you to the ritual yet idiosyncratic world of PhD ceremonies.

The theme of the opening of this year’s academic year was peace and justice. With the climate crisis and the war in Ukraine, these are turbulent times. During the ceremony those present reflected on what the academic community and universities can mean in times of crisis and conflict.

A more inclusive and diverse society is what Talisha Schilder, Hawra Nissi and Chiraz Hassoumi spend many hours a week working towards. Their hard work led them to being nominated for the ECHO Award.

During Cyberweek, from 17-24 October, the Faculty of Governance and Global Affairs (FGGA) highlighted its research and teaching on cybersecurity, digital developments, and their impact on society.

How did people move and form communities when human societies first shifted from hunting and gathering to farming? A new study of the Neolithic period in southwest Asia, the birthplace of agriculture, offers fresh insights.