An international team of scientists including Leiden's Joe Callingham has discovered nineteen red dwarf stars that unexpectedly emit radio waves. The outbursts possibly originate from interaction with exoplanets. The results of the research appear in two scientific publications.

From sponsored runs to festivals and from open days to concerts: Leiden University hosts lots of events each year. We are highlighting six of them for 2023.

Ontwikkelen van een vaccin tegen aderverkalking

Arco Timmermans, Professor by special appointment Public Affairs, discusses the lobby that is just getting under way and is aimed at the political parties' manifestos for the upcoming election in March 2021.

Two research projects focused on democracy and citizen collectives have been awarded grants through the 2024 round of the National Science Agenda’s (NWA) ‘Onderzoek op Routes door Consortia (ORC)’. Each project will receive around €6.8 million to get started immediately.

Academics increasingly face threats, intimidation and abuse. The WetenschapVeilig platform has been launched to address this. Academics who are being threatened or intimidated can seek help from the platform 24 hours a day. It’s good that we now have this platform. But at the same time, it’s awful that…

That a parrot can copycat sounds is nothing new. But vocal learning is not common in animals. Researcher Carel ten Cate of the Institute of Biology Leiden (IBL) of Leiden University has now discovered a duck species that can imitate sounds. ‘It started with an obscure reference about an Australian musk…

Leiden’s ‘Learning with the City | On Location’ knowledge store opened its digital doors in Leiden-Noord on 8 February. This is where students, residents and professionals can work together on social issues.

Professor Herman Paul has been appointed Scientific Director of the Institute of History from 1 February 2025. ‘Especially in these times, transparency is essential.’

Claartje Levelt was appointed Scientific Director of LUCL on 1 September. We want to create new opportunities, especially now.’

More than 700 visitors got to know the Science Faculty during the Leiden Science Family Day. People of all ages could enjoy fascinating experiments, tours, interesting lectures, spectacular nitrogen shows and various workshops. It was an informative day with many (future) scientists, amazement and,…

For decades, unmarried girls and women in the Netherlands were forced to give up their newborn children. The impact was profound and persists to this day for the mothers, fathers, relinquished children, and the adoptive families in which they were raised.

Fiction is more effective than autobiographical non-fiction when it comes to conveying the sensation of enforced solitary confinement. That is the conclusion of writer and lawyer Maarten Asscher in his study 'Het uur der waarheid. Over de gevangenschap als literaire ervaring' (The Moment of Truth: Imprisonment…

Afgelopen zondagavond, 22 augustus, is na een kort ziekbed onze zeer gewaardeerde collega professor Wim Jiskoot, Hoogleraar Technologie van toediening van medicijnen, overleden. Wim werd twee weken geleden onverwachts geconfronteerd met het feit dat hij een vergevorderd stadium van kanker had, waarvoor…

The shock wave triggered by one of the five galaxies making up the iconic Stephan’s Quintet appears to be less disruptive than previously thought, with the shock likely being cushioned by dust particles in the surrounding gas. This is according to the analysis of the first scientific observations of…

Soft structures that can take on different shapes without any external drive. Leiden physicists Daniela Kraft and Julio Melio created them in their lab. They present their groundbreaking research on microscale metamaterials in Nature - a breakthrough that opens the door to smart, reconfigurable materials…

A world-famous light experiment from 1801 has now been carried out with sound for the first time. Research by physicists in Leiden has produced new insights that could be applied in 5G devices and the emerging field of quantum acoustics.

Lecture, Global Histories of Knowledge Seminar

Lecture, Global Histories of Knowledge Seminar

Lecture, Global Histories of Knowledge Seminar

“Het is niet genoeg dat Amerika aanwezig is in de ruimte. Amerika moet domineren”, zegt Donald Trump tijdens een bijeenkomst met de Nationale Ruimteraad. Zodoende wil hij naast de land-, zee-, en luchtmacht een nieuwe militaire kracht oprichten: de Space Force. Ruimterecht deskundige Tanja Masson denkt…

The organisers of the big protest march against government policy, held on Sunday in Amsterdam, want to bring preliminary relief proceedings against the refusal to allow British conspiracy theorist David Icke to enter the Netherlands. Icke was due to give a speech at the meeting of the organisation…

Door recente cyberaanvallen op instituties binnen en buiten Europa groeit het vermoeden steeds sterker dat achter de aanvallen wellicht een politieke motivatie schuilt. Jelle van Buuren van het Institute of Governance and Global Affairs (ISGA) verscheen in het NRC om te bespreken of er sprake kan zijn…

All of society is having to deal with the effects of staff shortages. Hospitals are unable to fill their duty rosters, primary schools are having to close their doors for one day per week, and trains are being cancelled on a regular basis. But why is that exactly? Professor of Economics Olaf van Vliet…

On 8 March 2021, International Women’s Day, Vanessa Newby was a panelist at the online discussion ‘Breaking Barriers – Women in Peacekeeping’, organized by A4P WPS Champions Ireland, Germany, South Africa and Bangladesh together with UNSCR 1325 architect, Namibia.

Every day we make use of devices, services and apps which contain algorithms that could be discriminating. These range from Facebook to self-driving cars, from the Tax Authorities to a rotating door.

Wil je onderzoeksideeën en nieuwe publicaties in informele setting met vakgenoten bespreken? Meld je dan aan voor deze nieuwe seminar-reeks! Elke laatste woensdag van de maand komen we samen, afwisselend op locatie en online. De eerste bijeenkomst zal plaatsvinden op woensdag 26 oktober van 16:00 tot…

At the winter conference of the Dutch Christian student union CSFR, Mark Dechesne, Associate Professor, spoke about the decline in terrorist violence in the Netherlands.

Op 2 oktober 2023 zullen meerdere nieuwe delen in de reeks Middeleeuwse Verzamelhandschriften uit de Nederlanden worden gepresenteerd, ditmaal uitsluitend in digitale vorm.

Half april verschijnt bij uitgeverij Walburg Pers: Jacob van Maerlant, Der Naturen Bloeme. Uit het Middelnederlands vertaald door Ingrid Biesheuvel.

Pop-up restaurant Happietaria has opened its doors in Leiden once again. Come and tuck in for charity between 4 February and 2 March. Students from Christian associations in Leiden will be preparing a delicious menu, and the proceeds will go to a charity that fights human trafficking in Southeast As…

An international team led by Leiden astronomers has discovered diverse ices in the darkest, coldest regions of a molecular cloud. To do so, they used the James Webb Space Telescope. This discovery allows astronomers to examine the simple icy molecules that will be incorporated into future exoplanets,…

Tirza Cramwinckel, Assistant Professor in tax law, has won one of the 2023 Research Prizes awarded by the Praemium Erasmianum Foundation.

Lecturer Michiel Luining appeared as a guest on a EU panel on the Dutch BNR Radio programme ‘Zakendoen’. During the item the ongoing political games surrounding the EU top positions after the European Elections held in May 2019 were discussed.

Constant Hijzen, assistant professor at the Institute of Security and Global Affairs (ISGA), spoke about the Law on intelligence and security services in the NRC. In the column ‘Twistgesprek’ (dispute) of the NRC Hijzen has a written conversation with the director of Bits for Freedom, Hans de Zwart,…

Many Leiden scientists will be taking part in the Night of Arts and Science on 17 September. Find out what's on for English speakers.

Miranda van Eck is benoemd tot hoogleraar Cardio Vascular & Metabolomic Therapeutics bij het Leiden Academic Center for Drug Research (LACDR) van de faculteit der Wiskunde en Natuurwetenschappen. De benoeming ging per per 1 februari 2014 in.

Onlangs is de eerste aflevering van ESG Law & Litigation (ESGL) verschenen. ESGL is een online uitgave van M.A.D.Lex.

Media in the Netherlands and abroad reported extensively about the drug research led by Leiden chemist Mario van der Stelt. In this research, Van der Stelt shows which unwanted side-effects a French drug candidate has.

Economists are warning for a contraction of the economy during the second half of this year. The United States are already facing a ‘technical recession’: two successive quarters of economic contraction. A recession can lead to a freeze in recruitment and even redundancies. Will employers take precautionary…

Door het coronavirus is een groot deel van de economie stilgevallen. De regering heeft sommige activiteiten verboden, veel bedrijven hebben vrijwillig op de pauzeknop geduwd. Wie bepaalt wanneer we weer terugschakelen naar 'normaal' en hoe zou dat proces moeten verlopen?