Minute nanoparticles are bringing about a completely new industrial revolution. But little is known about the possible dangers to the food chain. An international group will be examining this issue, and Leiden researchers will be playing a key role.

A consortium of researchers from the Leiden Institute of Physics (LION), the Institute of Biology Leiden (IBL), and the Leiden Institute of Chemistry (LIC) received a FOM program grant to develop a novel way of studying individual proteins inside a cell using gold nanorods.

The first Leiden Science Family Day on Saturday 6 October was a great success. During the ‘Weekend of Science’ more than 700 visitors, including 350 children, visited the Faculty of Science. With a program full of experiments, lectures, guided tours and demonstrations, visitors were given a glimpse…

Specially for an experiment conducted by Leiden University, public administration experts and water authority officials came together in a laboratory.

Offshore wind farms host more soil animals per square meter than the North Sea floor, discovered Leiden researchers. After 25 years, hundred times more animals and a doubling of the number of different species could live on the foundations of wind turbines. The researchers published their findings in…

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.

Language can be a time machine: we can learn from ancient texts how our ancestors interacted with the world around them. But can language also teach us something about people whose language has been lost? PhD candidate Anthony Jakob investigated whether the languages of prehistoric populations left…

Hans Slabbekoorn researches animal sounds and the effect of the noise we humans make on these animals. He is also committed to making his discipline more diverse.

Nanoparticles that transport medicines to a specific part of the human body are usually broken down in the liver prematurely. Jeroen Bussmann from Leiden University has discovered a new method to prevent this from happening. Publication in ACS Nano.

‘In recent publications about the slave trade the same rhetorical weapons are used as two centuries ago in the battle for the abolition of the British slave trade. It is a topic fraught with emotions, but that should not prevent historians from being as careful and impartial as possible in their research,’…

‘It is recommended that the State assumes sovereign responsibilities to protect life, liberty and property of its citizens in the domain of cyberspace, despite the international character of cyberspace,’ says Roy van Keulen. He will defend his dissertation on digital force on Wednesday 9 May 2018.

Gayathri Jaikamur has been awarded by the Dopper Foundation in the Change Make Challenge. She is a student of Masters Biology (Specialisation: Evolution, Conservation and Biodiversity) from India - working under the supervision of CML-researcher Dr. Thijs Bosker (and co-supervision of Dr. Nadja Brun).…

In July, 2018, the Institute of Biology Leiden hosted the 11th conference of the Zebrafish Disease Models Society (ZDMS), an international association dedicated to the advancement of basic and clinical research using zebrafish disease models. More than 350 researchers from all over the world gathered…

IBL-researchers revealed in a new study that insects are successful on land because their eggs became protected against desiccation. An extraembryonic membrane in the egg, the serosa, helped insects to make the transition from water to land.

The Laboratory for Archaeozoological Studies underwent a big reorganization and received a great donation from the Institute of Biology this summer. Laura Llorente Rodriguez explains the impact of this donation and reorganisation in this interview.

Advanced fluorescence microscopy techniques have revealed how steroid receptors move inside the nucleus. The results were published by a team from Leiden University and the Erasmus Medical Center in Rotterdam, led by IBL-researcher Marcel Schaaf.

Only one out of six professors in the Netherlands is female. At the Institute of Biology Leiden (IBL) female professors are in minority as well. However, we are proud to have three female professors at the IBL. Amongst others, their photo portraits are currently on display in the Senat Room of the academy…

Do you know a children's book fanatic? According to the Griffel-jury, 'Rekenen voor je Leven' (Calculating for your life) by Science Communication Professor Ionica Smeets is highly recommended. The book was awarded a silver ‘Griffel’, one of the highest awards for Dutch children’s literature. And that…

Come to the Night of Arts and Science in Leiden 's historic city centre on 17 September. You can enjoy music, interactive experiments, theatrical plays, lectures, modern dance, comedy and much, much more. Many of the activities are in English.

Nanoplastics influence the behaviour of larval zebrafish, says new research by the Institute of Biology Leiden (IBL) and the Institute of Environmental Sciences (CML). The researchers observed that a certain type of nanoparticles leads to stress reactions in the sugar balance, resulting in hyperactivity…

Archaeologist Virginia García-Díaz made replicas of centuries-old tools to be able to study North Holland settlements from the corded-ware culture. PhD defence 23 February.

On Thursday May 11, medical anthropologists from Leiden University organized a festive opening of their new network, the Leiden University Medical Anthropology Network (LUMAN). In August 2022, these Leiden-based scholars started gathering and organizing this new network with two main goals, namely to…

From more natural beaches to research on how peace advances biodiversity. Two Leiden research projects have been awarded funding from the European Biodiversa+ partnership. These are grants for interdisciplinary research on restoring biodiversity.

Klimaatverandering, geopolitieke spanningen en botsende belangen in het Arctisch gebied dwingen tot hernieuwde aandacht voor handhaving en rechtvaardigheid. Hilde Woker, gespecialiseerd in het recht van de zee, spreekt in een uitzending van Kennismakers Radio Sleutelstad over dit actuele onderwerp

LUC students research the Geul river’s restoration, combining sediment studies, biodiversity assessments, and policy insights for global environmental challenges

The International Workshop 'Maritime Conflicts and their Resolution in Atlantic Europe (13th-17th Centuries)' takes place at the University of La Laguna, Tenerife (Spain) from 21 to 22 April 2017.

Zebrafish-human communication shows that cancer cells lacking a signaling protein are less able to develop aggressive metastatic properties. This discovery has been made by molecular cell biologist Claudia Tulotta. PhD defence 14 June.

The connection between programming and reading seems non-existing. Yet in the new reading book ‘De Programmeerbende’ they go together very well. On 26 February author Inge Strijker and co-inventor and computer scientist Felienne Hermans launched the book at the Leiden Institute of Advanced Computer…

For thousands of years, beavers had a big influence on the Dutch ecosystem and the people that lived there. This is the conclusion of research by archaeologist Nathalie Brusgaard.

More than 40 years ago, a wrecked merchant ship was found in the Wadden Sea. PhD student Geke Burger looked at this archaeological find from a historical perspective.

Lecture

An impressive 22 research projects by Leiden researchers have been awarded Veni funding from the Dutch Research Council (NWO).

For the first time, a group of international and interdisciplinary researchers led by Karline Janmaat and her former MSc Student Chirag Chittar, have tested the several hypotheses on music simultaneously in a modern foraging society during their daily search for tubers – their staple food.

Leiden alumnus Luc Amkreutz is a curator at the National Museum of Antiquities. His exhibition about the submerged landscape of Doggerland highlights what we can learn from prehistory. ‘Just like the people of Doggerland, we are confronted with climate change, but we are responsible for the speed of…

An overview of awards and prizes granted to our staff and students in 2020, as well as special appointments at Leiden University and other institutions.

On February 1st Cristina Grasseni started as Professor of Anthropology at the Institute for Cultural Anthropology and Development Sociology. She is bringing the ERC Consolidator project ‘Food Citizens?’ with her to Leiden. A few questions to get to know the new professor.

It's now possible to measure how many plastic particles there are in our food. Chinese scientists and Leiden professor Willie Peijnenburg applied their new method to lettuce and wheat. Their results were published January 20 in Nature Nanotechnology.

Bribing a politician to gain influence or making sure friends end up in powerful positions: Brazilian energy companies use these power strategies daily.

Ionica Smeets is planning to give the prize money that she won with the Iris Medal, a prize for excellent science communication, to student projects.

Students who also want to develop their artistic talents can take a year-long art class – Practicum Artium – at the Royal Academy of Art in The Hague. ‘I can express my creativity and am learning to approach subjects in a visual way.’

Hunter-gatherers acquire their food through complex gender-specific foraging techniques for a relatively stable and diverse supply of energy. New research indicates that this specialisation by boys and girls starts at a very young age. Most likely, this enabled the human species to evolve much larger…

The University of St Andrews and Leiden University, with the support of a network grant from the Royal Society of Edinburgh, will be hosting a workshop series in 2022 about Ocean Governance. Academics, policy makers, and practitioners are invited to contribute via working papers. Deadline abstract:…

Dutch children’s picture books are full of animals, but mainly mammals are portrayed. Especially pets and exotic animals are popular. A large part of the Dutch fauna is less visible, but biologist Michiel Hooykaas of Leiden University sees plenty of opportunities for a more biodiverse book world.

A new study carried out by Leiden archaeologists Hadar Ahituv and Amanda Henry, together with international colleagues, reports the identification and analysis of 650 starch grains preserved on basalt percussive tools (anvils and hammerstones) found at an early Middle Pleistocene site in Israel. These…

Leiden biology students have determined the origin of exotic alpine newts in the Netherlands using a special DNA technique.

This academic year Martijn Manders taught the course of Maritime Archaeology and cultural heritage management for the 8th year. Manders tries to make his students understand how humans and water are related and most importantly: what part does heritage management play in the discipline? To try and make…

Banquets for the rich, porridge for the poor and a standard diet of bread, olive oil and wine. Just a few assumptions about the Roman diet.

Each year on the university’s birthday, children at primary schools in Leiden and The Hague have a lesson from a professor – about children’s rights and robots in surgery, for example. The children get to do activities. And ask questions: ‘How do you become a professor?’

Can Zebra finches learn to distinguish two very similar Dutch words? Research by behavioral biologist Verena Ohms proved that they can identify 'wit' and 'wet'. Ohms published her findings in