Today, ESA’s Gaia mission releases its new treasure trove of data about our home galaxy. Astronomers, led by the Leiden astronomer Anthony Brown, describe strange ‘starquakes’, stellar DNA, asymmetric motions and other fascinating insights in this most detailed Milky Way survey to date.

Leiden bachelor students analyse data EC soccer Students are now familiar with something sports journalists already knew: summer holidays can be a time of hard labour. Everybody else is lying on the beach, but for you, it is the busiest time of the year. Leiden bachelor students collected the data…

Jan Melissen is a Senior Fellow at the Institute of Security and Global Affairs of Leiden University, and Professor of Diplomacy at the University of Antwerp (Belgium). As of 1 March he transferred from the Clingendael Institute to Leiden University. We asked some questions about himself, his job and…

Four talented students will have the opportunity to progress smoothly from their master’s study programme into a research career. Master’s students in Applied Statistics can compete for one quarter of the € 800,000 grant recently awarded by the Netherlands Organisation for Scientific Research (NWO).…

As many as 180 Leiden University alumni met in Brussels last week. A young, diverse and international group, they listened attentively to speeches by Luc Sels, President of the Executive Board, and Geoffrey van Leeuwen, NATO Chief of Staff and Leiden alumnus.

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PhD defence

Josephus Justus Scaliger was one of the most famous scholars of his time and yet today his name is likely to be met with blank looks. His correspondence shows that this Leiden professor was also irritable to say the least. Kasper van Ommen will defend his PhD thesis on Scaliger’s legacy on 2 July. Find…

Alumni event

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The research group of Eric Snijder, Professor of Molecular Virology (LUMC), has been conducting research on coronaviruses for decades. Then in March this year their work accelerated at an unprecedented rate. The first new results are now available: insight into how the virus replicates.

The digital age offers unprecedented opportunities: information is always accessible, systems are interconnected, and processes are automated. However, these developments also give rise to new threats. During the Night of Digital Security on 26 May at the Wijnhaven building, more than experts shared…

The Joan van der Waals colloquium is an ongoing bi-weekly lecture series.

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Lecture, CMGI Brown Bag Seminar

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Lecture, Research Seminar Medieval and Early Modern History

In this interview, Karlijn Hermans, the university's Open Science coordinator, introduces herself and the Academia in Motion programme.

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An extra-long cortège, three honorary doctorates, a quiz about 450 years of university history, a Dies Natalis rap and a call to defend academic freedom: these all featured in Leiden University’s 450th Dies Natalis celebration and the official start of its jubilee year.

For two years, assessor Olivier Fajgenblat was a familiar face of this faculty. Starting September 1st, it will be up to Jonatan Wirix-Speetjens to look after the interests of students in all kinds of matters. Together they look back on and look ahead to being assessor at the Faculty of Humanities.

University ceremony

Lecture

Climate change is made up, the secret services murdered Pim Fortuyn and JFK, and the moon landing was a fake show. Conspiracy theories are of all times, providing sensation and entertainment, but also unrest and fear. The corona pandemic is new fuel for conspiracy theorists who set fire to 5G masts,…

Leiden University has partnerships in the local region, in the Netherlands, in Europe and with countries on almost all the world's continents. Students and researchers benefit from these partnerships, but society is also a beneficiary, says Rector Carel Stolker.

Conference, Penn-Leiden Colloquium on Ancient Values XIII

Orange the World 2025

Speech Prosody 2024 includes several poster sessions, the description of which you can find below.

Academic ceremony

Read all about YAL membership and the members of the Young Academy Leiden.