We all do it sometimes: watch your favourite Netflix series, YouTuber or comfort series while you are eating. But we don't always consider the possible consequences this could have. Floor van Meer talks about this and more during an interview with BBC.

Roderick Bouman is collection manager of the Leiden Hortus botanicus. He keeps track of which plants there are in the garden, where they come from and makes sure visitors can find the right information about them. ‘We are like a regular museum,’ says Bouman. ‘Except that our objects are alive. That…

CML grants three Stans Awards each year, known as the best student thesis, best PhD paper and best outreach from the past year. The CML staff nominated students and colleagues and this year’s jury Prof.dr.ing. Jan Willem Erisman and Prof.dr.ir Willie Peijnenburg made the final decision.

Economic Anthropologist Erik Bähre talks on the Dutch News Radio Channel BNR about the effects of the Russia-Ukraine grain agreement for African countries.

How do digital technologies affect adolescent mental health and resilience? How do we foster a secure online environment? How should we deal with increasing rates of online crimes among adolescents? During the mini-symposium ‘The effect of the online world on adolescents’, presented by the interdisciplinary…

PhD defence

PhD defence

The new Dutch government must act quickly to take rapid, far-reaching measures in three specific regions to tackle nitrogen emissions. This will create the space for a long-term strategy to deal with other urgent problems and the knot of obligations that the state will need to untangle. These are the…

Come to the Night of Discoveries art and science festival on 16 September. Various researchers from the university are speaking at the festival.

‘’ And then the world changed forever ,welcome to the future’’. These are the words that Kausik Ray (President of the European Atherosclerosis Society) spoke when the worldwide first dose of inclisiran, a novel SiRNA based cholesterol lowering agent, was administered at the Cardiology lipid clinic at…

What is the best way to restore dune ecosystems? The project TERRA-Dunes researches the role of soil microbes in the development of natural dune areas. Recently, the project went into a new phase: planting 412 oak seedlings grown in different type of soils.

From the Spanish Flu during WWI to COVID-19: the role of the American government in these Pandemics. Professor Giles Scott-Smith, who together with Dario Fazzi and Gaetano Di Tommaso completed the book project Public Health and the American State, discusses a century of American responses to health…

Course

Botanisch filosoof Norbert Peeters vertelt over hoe mensen omgaan met planten in het algemeen, en met onkruid in het bijzonder.

Leiden researchers, Professor Remko Offringa and co-applicants Salma Balazadeh and Frederic Lens received an NWO-XL grant (2.5 million euros). Together with researchers in Wageningen and Groningen, they will study the genetic and environmental drivers of woodiness. From plant to molecule, the groups…

An international research team is to search for invisible life in the Galápagos Islands. The diversity of bacteria and other microscopic organisms may not be evident to the naked eye, but it is essential to nature. To the islands' giant daisies, for instance: unique endemic plants that are currently…

More severe droughts that will also last longer: this will primarily be a problem for irrigated croplands, as discovered by environmental scientist Qi Chen. Mixed forests with a variety of plant species will be the least vulnerable. Chen compared the effects of drought on different ecosystems across…

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.

Course

Course

Salma Balazadeh, Víctor Carrión, and Jos Raaijmakers, biologists at the Institute of Biology Leiden (IBL), have successfully applied for an NWO grant and got awarded 730.000 euros. The board of NWO Domain Applied and Engineering Sciences awarded funding for their project within the Open Technology Programme…

In the tropical rainforests of Southeast Asia the soursop family (Annonaceae) can be found. The genus Uvaria is a part of this family, but it has not yet been described entirely correctly. That is what Annas Rabbani will be studying during the next four years as a PhD student at the Hortus botanicus…

Whether a microbe is beneficial or harmful to a plant can now be predicted with high accuracy thanks to bacLIFE. This bioinformatic tool with an intuitive interface makes it much easier to unlock the secrets of bacterial genomes. A group of Leiden biologists presented it in Nature Communications.

PhD defence

One of the largest roofs at Leiden University, that of the Snellius building, has recently been equipped with 590 solar panels and 57,000 sedum plants, making it the largest combined roof in the Benelux. The roof was officially opened on Monday 10 October by Annetje Ottow and Martijn Ridderbos, President…

No less than four Leiden research teams have been awarded a grant by NWO. On 27 July NWO honoured 21 applications in the Open Competition ENW-XL. NWO awards the grants to consortia in the exact and natural sciences who are doing unconnected fundamental research that is 'driven by curiosity'.

Five researchers from Leiden University have been awarded a Starting Grant by the European Research Council (ERC). This grant of on average 1.5m euros enables researchers who show potential to start their own project, lead a research team and implement their best ideas.

A plant-based diet could improve the resilience of our food system. Moving to such a diet in the European Union (EU) and United Kingdom (UK) alone could replace almost all the production losses from Russia and Ukraine. That’s what an international team of researchers conclude in Nature Food. Leiden…

Is polder rice a feasible circular alternative to cows on peat soil? In May, an experimental trial began, with researchers from Leiden University and Wageningen University & Research (WUR) planting around 3,000 rice plants at the Polderlab near Leiden. The researchers aimed to test rice as a middle…

Martijn Verkuilen is the winner of the Unilever Research Prize 2022. By transferring DNA from a plant into yeast, he made the first move to produce a new drug for type 2 diabetes. He collected his prize in Wageningen on 24 November.

PhD defence

In 2011, Dr. Amanda Henry published her findings from dental plaque picked from the teeth of Neanderthals who were buried in Iran and Belgium between 46,000 and 40,000 years ago. Plant microfossils trapped and preserved in the hardened plaque showed that they were cooking and eating starchy foods including…

The plane trees from the forecourt of Cluster North have been moved to the Herta Mohr building (Cluster South). The trees could not remain in their original location because of the forthcoming renovation of Cluster North. They have been moved already in advance of the flowering season. In June, the…

The Rob Schilperoort Memorial will be unveiled at the Leiden Bio Science Park on Saturday 16 September. This gigantic gate stands at the entrance to the park, which is also named after Schilperoort, its founder.

A lot of green, corners to sit in and paths to stroll along. These were the wishes for the restyling of the garden of the Huizinga building. After some forty years, it was time to give the garden a facelift. The result is a welcoming, green garden with sunny spots and shaded nooks.

Four green research institutes in Leiden are joining forces to integrate evolution and biodiversity research, at local and at the national level. Pivot in this collaboration is Frederic Lens.

Op zaterdag 3 juni vindt de Museumnacht Leiden plaats. Ook dit jaar zijn Leidse wetenschappers en studenten onderdeel van de programmering.

Starting September 2024, Amanda Henry has started a new role as Professor by Special Appointment on the Evolution of the Human Diet at Naturalis Biodiversity Center in Leiden. She will use this position to draw closer ties between the Faculty of Archaeology and Naturalis, and explore means for public…

Thijs Bosker, Associate Professor of Environmental Sciences at Leiden University College (LUC) and the Institute of Environmental Sciences (CML), has received funding as part of a large consortium to study the impacts of microplastics on agricultural soils. The project will receive 7 million euro of…

The daisy has been crowned the Netherlands’ national flower. Rogier van Vugt, Head of Horticulture at the Hortus botanicus, explains why the daisy merits its elevation to national symbol.

From painful joints to intense fatigue: a third of rheumatism patients suffer serious effects from this chronic condition and rely long-term on medication. Leiden psychologists are to receive a subsidy from the Netherlands Arthritis Foundation to investigate whether placebo techniques can help patients…

Facility, Organisation

The Royal Netherlands Academy of Arts and Sciences (KNAW) announced on 25 April that it has appointed 18 new members. These include Leiden professors Andrew Webb and Jos Raaijmakers.

At the start of the year a lot of journals publish lists of their most cited papers of the previous year. Three papers published by Leiden archaeologists were ranked in the top 10 of the Journal of Archaeological Science: reports.

Lecture, Tuesday Talks: Science Insights

Do you recall all those drugs that were hastily proposed as potential treatments for COVID-19? In the event of a future pandemic, the goal is to offer an effective treatment more quickly and efficiently. To achieve this, a team led by Coen van Hasselt is developing a platform that can speed up the process…